{
  "status": "verified-estimate",
  "perServing": {
    "calories": 548,
    "protein": 23.1,
    "carbs": 55.8,
    "fat": 25.6,
    "sugar": 7.1
  },
  "servings": 6,
  "servingBasis": "1/6 of the complete recipe; finished serving weight not measured",
  "ingredientSnapshot": [
    "350 g dry macaroni",
    "40 g unsalted butter",
    "40 g all-purpose flour",
    "600 ml whole milk",
    "220 g grated mild cheddar",
    "80 g grated mozzarella",
    "1 tsp Dijon mustard",
    "½ tsp kosher salt",
    "¼ tsp pepper",
    "3 scallions, sliced",
    "5 g unsalted butter, softened, for greasing the dish"
  ],
  "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/169736/nutrients",
    "https://fdc.nal.usda.gov/food-details/170005/nutrients",
    "https://fdc.nal.usda.gov/food-details/170845/nutrients",
    "https://fdc.nal.usda.gov/food-details/170931/nutrients",
    "https://fdc.nal.usda.gov/food-details/172217/nutrients",
    "https://fdc.nal.usda.gov/food-details/172234/nutrients",
    "https://fdc.nal.usda.gov/food-details/173414/nutrients",
    "https://fdc.nal.usda.gov/food-details/173430/nutrients",
    "https://fdc.nal.usda.gov/food-details/173468/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.",
    "Includes all 5 g separately specified pan-greasing butter; batter, filling, sauce or crust butter is not reduced."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "350 g dry macaroni",
      "components": [
        {
          "ingredientKey": "pasta",
          "fdc_id": "169736",
          "foodDescription": "Pasta, dry, enriched",
          "foodState": "Pasta, dry, enriched",
          "quantity": 350,
          "unit": "g",
          "notes": [
            "Generic dry enriched wheat pasta; shape has no assumed nutrient effect."
          ],
          "grams": 350,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 371,
            "protein": 13.04,
            "carbs": 74.67,
            "fat": 1.51,
            "sugar": 2.67
          },
          "contribution": {
            "calories": 1298.5,
            "protein": 45.64,
            "carbs": 261.345,
            "fat": 5.285,
            "sugar": 9.345
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "40 g unsalted butter",
      "components": [
        {
          "ingredientKey": "butter",
          "fdc_id": "173430",
          "foodDescription": "Butter, without salt",
          "foodState": "Butter, without salt",
          "quantity": 40,
          "unit": "g",
          "notes": [
            "Unspecified butter modeled as unsalted."
          ],
          "grams": 40,
          "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": 286.8,
            "protein": 0.34,
            "carbs": 0.024,
            "fat": 32.444,
            "sugar": 0.024
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "40 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": 40,
          "unit": "g",
          "notes": [],
          "grams": 40,
          "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": 145.6,
            "protein": 4.132,
            "carbs": 30.524,
            "fat": 0.392,
            "sugar": 0.10800000000000001
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "600 ml whole 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": 600,
          "unit": "ml",
          "notes": [
            "Unspecified dairy milk modeled as whole milk (3.25% milkfat)."
          ],
          "grams": 618.7966154437269,
          "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": "600.0 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": 377.4659354206734,
            "protein": 19.492093386477396,
            "carbs": 29.578478218210144,
            "fat": 20.23464932500987,
            "sugar": 31.249229079908204
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 4,
      "sourceText": "220 g grated mild cheddar",
      "components": [
        {
          "ingredientKey": "cheddar",
          "fdc_id": "173414",
          "foodDescription": "Cheese, cheddar (Includes foods for USDA's Food Distribution Program)",
          "foodState": "Cheese, cheddar (Includes foods for USDA's Food Distribution Program)",
          "quantity": 220,
          "unit": "g",
          "notes": [],
          "grams": 220,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 403,
            "protein": 22.87,
            "carbs": 3.37,
            "fat": 33.31,
            "sugar": 0.48
          },
          "contribution": {
            "calories": 886.6,
            "protein": 50.31400000000001,
            "carbs": 7.414,
            "fat": 73.28200000000001,
            "sugar": 1.056
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 5,
      "sourceText": "80 g grated mozzarella",
      "components": [
        {
          "ingredientKey": "mozzarella",
          "fdc_id": "170845",
          "foodDescription": "Cheese, mozzarella, whole milk",
          "foodState": "Cheese, mozzarella, whole milk",
          "quantity": 80,
          "unit": "g",
          "notes": [],
          "grams": 80,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 299,
            "protein": 22.17,
            "carbs": 2.4,
            "fat": 22.14,
            "sugar": 0
          },
          "contribution": {
            "calories": 239.2,
            "protein": 17.736,
            "carbs": 1.92,
            "fat": 17.712,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "1 tsp Dijon mustard",
      "components": [
        {
          "ingredientKey": "mustard",
          "fdc_id": "172234",
          "foodDescription": "Mustard, prepared, yellow",
          "foodState": "Mustard, prepared, yellow",
          "quantity": 1,
          "unit": "tsp",
          "notes": [
            "Generic prepared mustard is a nutrient proxy for Dijon; the exact product was not specified."
          ],
          "grams": 5,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "90130",
              "fdc_id": "172234",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp or 1 packet",
              "gram_weight": "5",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "1.0 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": 60,
            "protein": 3.74,
            "carbs": 5.83,
            "fat": 3.34,
            "sugar": 0.92
          },
          "contribution": {
            "calories": 3,
            "protein": 0.18700000000000003,
            "carbs": 0.2915,
            "fat": 0.16699999999999998,
            "sugar": 0.046000000000000006
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 7,
      "sourceText": "½ tsp kosher 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": 8,
      "sourceText": "¼ tsp pepper",
      "components": [
        {
          "ingredientKey": "black_pepper",
          "fdc_id": "170931",
          "foodDescription": "Spices, pepper, black",
          "foodState": "Spices, pepper, black",
          "quantity": 0.25,
          "unit": "tsp",
          "notes": [],
          "grams": 0.575,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "87560",
              "fdc_id": "170931",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp, ground",
              "gram_weight": "2.3",
              "data_points": "63",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "0.25 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": 251,
            "protein": 10.39,
            "carbs": 63.95,
            "fat": 3.26,
            "sugar": 0.64
          },
          "contribution": {
            "calories": 1.44325,
            "protein": 0.0597425,
            "carbs": 0.3677125,
            "fat": 0.018744999999999998,
            "sugar": 0.00368
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 9,
      "sourceText": "3 scallions, sliced",
      "components": [
        {
          "ingredientKey": "scallion",
          "fdc_id": "170005",
          "foodDescription": "Onions, spring or scallions (includes tops and bulb), raw",
          "foodState": "Onions, spring or scallions (includes tops and bulb), raw",
          "quantity": 3,
          "unit": "each",
          "notes": [],
          "grams": 45,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "85881",
              "fdc_id": "170005",
              "seq_num": "4",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "medium (4-1/8\" long)",
              "gram_weight": "15",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "3.0 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": 32,
            "protein": 1.83,
            "carbs": 7.34,
            "fat": 0.19,
            "sugar": 2.33
          },
          "contribution": {
            "calories": 14.4,
            "protein": 0.8235000000000001,
            "carbs": 3.303,
            "fat": 0.0855,
            "sugar": 1.0485
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 10,
      "sourceText": "5 g unsalted butter, softened, for greasing the dish",
      "components": [
        {
          "ingredientKey": "butter",
          "fdc_id": "173430",
          "foodDescription": "Butter, without salt",
          "foodState": "Butter, without salt",
          "quantity": 5,
          "unit": "g",
          "notes": [
            "Unspecified butter modeled as unsalted."
          ],
          "grams": 5,
          "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": 35.85,
            "protein": 0.0425,
            "carbs": 0.003,
            "fat": 4.0555,
            "sugar": 0.003
          },
          "status": "mapped"
        }
      ]
    }
  ],
  "missingNutrients": {},
  "perNutrientStatus": {
    "calories": "verified-estimate",
    "protein": "verified-estimate",
    "carbs": "verified-estimate",
    "fat": "verified-estimate",
    "sugar": "verified-estimate"
  },
  "unroundedPerServing": {
    "calories": 548.1431975701122,
    "protein": 23.127805981079565,
    "carbs": 55.795115119701684,
    "fat": 25.61273238750164,
    "sugar": 7.147234846651368
  },
  "reviewedAt": "2026-10-06",
  "inputSha256": "f88654f663aa8578bd2dd2b1dcdf33b70b7c0aa1e9911d8b219a52d5d1634c2c"
}