{
  "status": "verified-estimate",
  "perServing": {
    "calories": 580,
    "protein": 7.3,
    "carbs": 58.6,
    "fat": 37.1,
    "sugar": 37.3
  },
  "servings": 12,
  "servingBasis": "1/12 of the complete recipe; finished serving weight not measured",
  "ingredientSnapshot": [
    "250 g all-purpose flour",
    "70 g unsweetened cocoa powder",
    "300 g granulated sugar",
    "1½ tsp baking powder",
    "1½ tsp baking soda",
    "½ tsp salt",
    "2 eggs",
    "240 ml milk",
    "120 ml neutral oil",
    "2 tsp vanilla extract, divided",
    "180 ml hot water",
    "500 ml cold heavy cream",
    "60 g powdered sugar",
    "150 g dark chocolate, chopped",
    "150 ml heavy cream for ganache",
    "20 g white-chocolate curls, optional",
    "15 g unsalted butter, softened, for greasing the pans"
  ],
  "method": "Ingredient-sum estimate using USDA with documented primary-source supplements; complete recipe divided by stated servings",
  "sources": [
    "https://fdc.nal.usda.gov/food-details/168894/nutrients",
    "https://fdc.nal.usda.gov/food-details/169593/nutrients",
    "https://fdc.nal.usda.gov/food-details/169655/nutrients",
    "https://fdc.nal.usda.gov/food-details/169656/nutrients",
    "https://fdc.nal.usda.gov/food-details/170272/nutrients",
    "https://fdc.nal.usda.gov/food-details/170859/nutrients",
    "https://fdc.nal.usda.gov/food-details/171287/nutrients",
    "https://fdc.nal.usda.gov/food-details/172217/nutrients",
    "https://fdc.nal.usda.gov/food-details/172336/nutrients",
    "https://fdc.nal.usda.gov/food-details/172804/nutrients",
    "https://fdc.nal.usda.gov/food-details/173430/nutrients",
    "https://fdc.nal.usda.gov/food-details/173468/nutrients",
    "https://fdc.nal.usda.gov/food-details/173471/nutrients",
    "https://fdc.nal.usda.gov/food-details/174158/nutrients",
    "https://fdc.nal.usda.gov/food-details/175040/nutrients",
    "https://fdc.nal.usda.gov/fdc-datasets/FoodData_Central_sr_legacy_food_csv_2018-04.zip"
  ],
  "notes": [
    "Estimated from listed ingredient amounts and USDA nutrient profiles, divided by the stated number of servings. Not laboratory analysis or kitchen testing.",
    "The ingredient-sum method uses raw or cooked food profiles matching the ingredient state. Moisture gain/loss does not change the stated serving count. No general cooking/fermentation nutrient-retention factors are applied.",
    "Unless a discard/absorption blocker is listed, all measured pan fats and sauces are assumed consumed. Actual amounts left in pans, on utensils or during cooking can reduce intake. Optional additions are excluded when noted.",
    "Calories are kcal. Protein, total carbohydrate, total fat and total sugar are grams. Total carbohydrate includes fiber; these are not net carbs. No %DV or FDA-compliance claim.",
    "Null means unavailable, never zero. Sodium and fiber are omitted because retention, brands, rinsing and missing source rows make them less reliable here.",
    "Optional white-chocolate curls excluded. Generic dark chocolate modeled as 60–69% cocoa.",
    "Includes all 15 g separately specified pan-greasing butter; batter, filling, sauce or crust butter is not reduced."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "250 g all-purpose flour",
      "components": [
        {
          "ingredientKey": "flour",
          "fdc_id": "168894",
          "foodDescription": "Wheat flour, white, all-purpose, enriched, bleached",
          "foodState": "Wheat flour, white, all-purpose, enriched, bleached",
          "quantity": 250,
          "unit": "g",
          "notes": [],
          "grams": 250,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 364,
            "protein": 10.33,
            "carbs": 76.31,
            "fat": 0.98,
            "sugar": 0.27
          },
          "contribution": {
            "calories": 910,
            "protein": 25.825,
            "carbs": 190.775,
            "fat": 2.45,
            "sugar": 0.675
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "70 g unsweetened cocoa powder",
      "components": [
        {
          "ingredientKey": "cocoa",
          "fdc_id": "169593",
          "foodDescription": "Cocoa, dry powder, unsweetened",
          "foodState": "Cocoa, dry powder, unsweetened",
          "quantity": 70,
          "unit": "g",
          "notes": [],
          "grams": 70,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 228,
            "protein": 19.6,
            "carbs": 57.9,
            "fat": 13.7,
            "sugar": 1.75
          },
          "contribution": {
            "calories": 159.6,
            "protein": 13.72,
            "carbs": 40.53,
            "fat": 9.59,
            "sugar": 1.225
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "300 g granulated sugar",
      "components": [
        {
          "ingredientKey": "sugar",
          "fdc_id": "169655",
          "foodDescription": "Sugars, granulated",
          "foodState": "Sugars, granulated",
          "quantity": 300,
          "unit": "g",
          "notes": [],
          "grams": 300,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 387,
            "protein": 0,
            "carbs": 99.98,
            "fat": 0,
            "sugar": 99.8
          },
          "contribution": {
            "calories": 1161,
            "protein": 0,
            "carbs": 299.94,
            "fat": 0,
            "sugar": 299.4
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "1½ tsp baking powder",
      "components": [
        {
          "ingredientKey": "baking_powder",
          "fdc_id": "172804",
          "foodDescription": "Leavening agents, baking powder, double-acting, straight phosphate",
          "foodState": "Leavening agents, baking powder, double-acting, straight phosphate",
          "quantity": 1.5,
          "unit": "tsp",
          "notes": [],
          "grams": 6.8999999999999995,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "91439",
              "fdc_id": "172804",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp",
              "gram_weight": "4.6",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "1.5 tsp; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 51,
            "protein": 0.1,
            "carbs": 24.1,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 3.5189999999999997,
            "protein": 0.0069,
            "carbs": 1.6628999999999998,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 4,
      "sourceText": "1½ tsp baking soda",
      "components": [
        {
          "ingredientKey": "baking_soda",
          "fdc_id": "175040",
          "foodDescription": "Leavening agents, baking soda",
          "foodState": "Leavening agents, baking soda",
          "quantity": 1.5,
          "unit": "tsp",
          "notes": [],
          "grams": 6.8999999999999995,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "95484",
              "fdc_id": "175040",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp",
              "gram_weight": "4.6",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "1.5 tsp; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 5,
      "sourceText": "½ tsp salt",
      "components": [
        {
          "ingredientKey": "salt",
          "fdc_id": "173468",
          "foodDescription": "Salt, table",
          "foodState": "Salt, table",
          "quantity": 0.5,
          "unit": "tsp",
          "notes": [
            "Salt has zero calories/protein/carbs/fat/sugar in USDA; sodium is not included."
          ],
          "grams": 3,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "92594",
              "fdc_id": "173468",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp",
              "gram_weight": "6",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "0.5 tsp; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "2 eggs",
      "components": [
        {
          "ingredientKey": "egg",
          "fdc_id": "171287",
          "foodDescription": "Egg, whole, raw, fresh",
          "foodState": "Egg, whole, raw, fresh",
          "quantity": 2,
          "unit": "each",
          "notes": [],
          "grams": 100,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "88374",
              "fdc_id": "171287",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "large",
              "gram_weight": "50",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "2.0 each; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "Representative USDA unit size for unspecified count."
          },
          "per100g": {
            "calories": 143,
            "protein": 12.56,
            "carbs": 0.72,
            "fat": 9.51,
            "sugar": 0.37
          },
          "contribution": {
            "calories": 143,
            "protein": 12.56,
            "carbs": 0.72,
            "fat": 9.51,
            "sugar": 0.37
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 7,
      "sourceText": "240 ml milk",
      "components": [
        {
          "ingredientKey": "milk",
          "fdc_id": "172217",
          "foodDescription": "Milk, whole, 3.25% milkfat, without added vitamin A and vitamin D",
          "foodState": "Milk, whole, 3.25% milkfat, without added vitamin A and vitamin D",
          "quantity": 240,
          "unit": "ml",
          "notes": [
            "Unspecified dairy milk modeled as whole milk (3.25% milkfat)."
          ],
          "grams": 247.51864617749078,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "90101",
              "fdc_id": "172217",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup",
              "gram_weight": "244",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "240.0 ml; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 61,
            "protein": 3.15,
            "carbs": 4.78,
            "fat": 3.27,
            "sugar": 5.05
          },
          "contribution": {
            "calories": 150.98637416826938,
            "protein": 7.796837354590959,
            "carbs": 11.83139128728406,
            "fat": 8.093859730003949,
            "sugar": 12.499691631963282
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 8,
      "sourceText": "120 ml neutral oil",
      "components": [
        {
          "ingredientKey": "neutral_oil",
          "fdc_id": "172336",
          "foodDescription": "Oil, canola",
          "foodState": "Oil, canola",
          "quantity": 120,
          "unit": "ml",
          "notes": [
            "Unspecified neutral vegetable oil modeled as canola oil."
          ],
          "grams": 110.57185423502662,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "90375",
              "fdc_id": "172336",
              "seq_num": "2",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup",
              "gram_weight": "218",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "120.0 ml; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 884,
            "protein": 0,
            "carbs": 0,
            "fat": 100,
            "sugar": 0
          },
          "contribution": {
            "calories": 977.4551914376353,
            "protein": 0,
            "carbs": 0,
            "fat": 110.57185423502662,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 9,
      "sourceText": "2 tsp vanilla extract, divided",
      "components": [
        {
          "ingredientKey": "vanilla",
          "fdc_id": "173471",
          "foodDescription": "Vanilla extract",
          "foodState": "Vanilla extract",
          "quantity": 2,
          "unit": "tsp",
          "notes": [],
          "grams": 8.4,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "92603",
              "fdc_id": "173471",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp",
              "gram_weight": "4.2",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "2.0 tsp; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 288,
            "protein": 0.06,
            "carbs": 12.65,
            "fat": 0.06,
            "sugar": 12.65
          },
          "contribution": {
            "calories": 24.192000000000004,
            "protein": 0.00504,
            "carbs": 1.0626,
            "fat": 0.00504,
            "sugar": 1.0626
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 10,
      "sourceText": "180 ml hot water",
      "components": [
        {
          "ingredientKey": "water",
          "fdc_id": "174158",
          "foodDescription": "Water, bottled, generic",
          "foodState": "Water, bottled, generic",
          "quantity": 180,
          "unit": "ml",
          "notes": [],
          "grams": 180.31327605757778,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "93846",
              "fdc_id": "174158",
              "seq_num": "2",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup",
              "gram_weight": "237",
              "data_points": "2",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "180.0 ml; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 11,
      "sourceText": "500 ml cold heavy cream",
      "components": [
        {
          "ingredientKey": "heavy_cream",
          "fdc_id": "170859",
          "foodDescription": "Cream, fluid, heavy whipping",
          "foodState": "Cream, fluid, heavy whipping",
          "quantity": 500,
          "unit": "ml",
          "notes": [],
          "grams": 502.98358768991466,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "87433",
              "fdc_id": "170859",
              "seq_num": "2",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup, fluid (yields 2 cups whipped)",
              "gram_weight": "238",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "500.0 ml; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 340,
            "protein": 2.84,
            "carbs": 2.84,
            "fat": 36.08,
            "sugar": 2.92
          },
          "contribution": {
            "calories": 1710.1441981457099,
            "protein": 14.284733890393575,
            "carbs": 14.284733890393575,
            "fat": 181.47647843852118,
            "sugar": 14.687120760545508
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 12,
      "sourceText": "60 g powdered sugar",
      "components": [
        {
          "ingredientKey": "powdered_sugar",
          "fdc_id": "169656",
          "foodDescription": "Sugars, powdered",
          "foodState": "Sugars, powdered",
          "quantity": 60,
          "unit": "g",
          "notes": [],
          "grams": 60,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 389,
            "protein": 0,
            "carbs": 99.77,
            "fat": 0,
            "sugar": 97.81
          },
          "contribution": {
            "calories": 233.4,
            "protein": 0,
            "carbs": 59.861999999999995,
            "fat": 0,
            "sugar": 58.68600000000001
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 13,
      "sourceText": "150 g dark chocolate, chopped",
      "components": [
        {
          "ingredientKey": "dark_choc",
          "fdc_id": "170272",
          "foodDescription": "Chocolate, dark, 60-69% cacao solids",
          "foodState": "Chocolate, dark, 60-69% cacao solids",
          "quantity": 150,
          "unit": "g",
          "notes": [
            "65–70% dark chocolate modeled using USDA 60–69% cacao profile (69% representative)."
          ],
          "grams": 150,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 579,
            "protein": 6.12,
            "carbs": 52.42,
            "fat": 38.31,
            "sugar": 36.71
          },
          "contribution": {
            "calories": 868.5,
            "protein": 9.18,
            "carbs": 78.63,
            "fat": 57.465,
            "sugar": 55.065
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 14,
      "sourceText": "150 ml heavy cream for ganache",
      "components": [
        {
          "ingredientKey": "heavy_cream",
          "fdc_id": "170859",
          "foodDescription": "Cream, fluid, heavy whipping",
          "foodState": "Cream, fluid, heavy whipping",
          "quantity": 150,
          "unit": "ml",
          "notes": [],
          "grams": 150.89507630697437,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "87433",
              "fdc_id": "170859",
              "seq_num": "2",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup, fluid (yields 2 cups whipped)",
              "gram_weight": "238",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "150.0 ml; 16 tbsp = 48 tsp = 1 US customary cup; 1 cup = 236.5882365 ml when converting metric liquid volume.",
            "weightAssumption": "USDA household weight for the specified food and form."
          },
          "per100g": {
            "calories": 340,
            "protein": 2.84,
            "carbs": 2.84,
            "fat": 36.08,
            "sugar": 2.92
          },
          "contribution": {
            "calories": 513.0432594437129,
            "protein": 4.2854201671180725,
            "carbs": 4.2854201671180725,
            "fat": 54.442943531556345,
            "sugar": 4.406136228163652
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 15,
      "sourceText": "20 g white-chocolate curls, optional",
      "components": [
        {
          "status": "excluded",
          "reason": "Optional white chocolate curls not included"
        }
      ]
    },
    {
      "sourceIndex": 16,
      "sourceText": "15 g unsalted butter, softened, for greasing the pans",
      "components": [
        {
          "ingredientKey": "butter",
          "fdc_id": "173430",
          "foodDescription": "Butter, without salt",
          "foodState": "Butter, without salt",
          "quantity": 15,
          "unit": "g",
          "notes": [
            "Unspecified butter modeled as unsalted."
          ],
          "grams": 15,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 717,
            "protein": 0.85,
            "carbs": 0.06,
            "fat": 81.11,
            "sugar": 0.06
          },
          "contribution": {
            "calories": 107.55,
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