{
  "status": "verified-estimate",
  "perServing": {
    "calories": 451,
    "protein": 21.9,
    "carbs": 56.3,
    "fat": 15.1,
    "sugar": 3.8
  },
  "servings": 4,
  "servingBasis": "1/4 of the complete recipe; 4 equal portions of spaghetti and sauce; finished serving weight not measured",
  "ingredientSnapshot": [
    "280 g dry enriched wheat spaghetti",
    "350 g raw white mushrooms, sliced",
    "20 g olive oil",
    "100 g beaten whole eggs without shells, about 2 large eggs",
    "40 g raw egg yolks without whites, weighed",
    "60 g hard Parmesan-style cheese, finely grated; vegetarian-rennet labeled",
    "120 g hot plain water for sauce",
    "3 g fine salt",
    "1 g freshly ground black pepper"
  ],
  "method": "Ingredient-sum estimate from retained primary USDA and AFCD evidence and explicitly identified supplements; canonical gram quantities divided by stated equal portions",
  "sources": [
    "https://fdc.nal.usda.gov/fdc-datasets/FoodData_Central_sr_legacy_food_csv_2018-04.zip",
    "https://fdc.nal.usda.gov/food-details/169251/nutrients",
    "https://fdc.nal.usda.gov/food-details/169736/nutrients",
    "https://fdc.nal.usda.gov/food-details/170848/nutrients",
    "https://fdc.nal.usda.gov/food-details/170931/nutrients",
    "https://fdc.nal.usda.gov/food-details/171287/nutrients",
    "https://fdc.nal.usda.gov/food-details/171413/nutrients",
    "https://fdc.nal.usda.gov/food-details/172184/nutrients",
    "https://fdc.nal.usda.gov/food-details/173468/nutrients",
    "https://fdc.nal.usda.gov/food-details/174158/nutrients"
  ],
  "notes": [
    "ESTIMATED per serving. Brand, crop, preparation, draining, pan residue and substitutions change actual nutrition. Not laboratory analysis.",
    "Each ingredient retains its primary food description and state. All listed ingredient masses are counted; cooking moisture changes do not change the stated portion count. No generic nutrient-retention factor is invented.",
    "Calories are kcal; protein, total carbohydrate, fat and total sugar are grams. Total carbohydrate includes fiber and is not net carbohydrate. Fiber and sodium are not displayed.",
    "Equal portions or explicitly counted items define the stated recipe yield. US/Metric display changes do not change these canonical inputs.",
    "Primary-source supplements are retained per ingredient where USDA lacks a field; missing values are never silently changed to zero.",
    "Four portions include all mushrooms, measured oil and sauce. Contains wheat, egg and milk. Use vegetarian-rennet cheese and pasta without meat ingredients for the documented vegetarian criteria; conventional Parmesan may not qualify. This is a mushroom and egg preparation, not a claim of traditional carbonara."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "280 g dry enriched wheat spaghetti",
      "components": [
        {
          "ingredientKey": "pasta",
          "fdc_id": "169736",
          "foodDescription": "Pasta, dry, enriched",
          "foodState": "Pasta, dry, enriched",
          "quantity": 280,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Pasta, dry, enriched. Canonical edible grams are recorded before recipe preparation.",
            "Dry enriched wheat pasta mass before unsalted boiling; draining losses unmeasured and not deducted."
          ],
          "grams": 280,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 371,
            "protein": 13.04,
            "carbs": 74.67,
            "fat": 1.51,
            "sugar": 2.67
          },
          "contribution": {
            "calories": 1038.8,
            "protein": 36.512,
            "carbs": 209.07600000000002,
            "fat": 4.228,
            "sugar": 7.476
          },
          "status": "mapped",
          "retainedEvidence": {
            "sourceRecipeId": "toasted-vermicelli-tomato-soup",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "350 g raw white mushrooms, sliced",
      "components": [
        {
          "ingredientKey": "mushroom",
          "fdc_id": "169251",
          "foodDescription": "Mushrooms, white, raw",
          "foodState": "Mushrooms, white, raw",
          "quantity": 350,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Mushrooms, white, raw. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 350,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 22,
            "protein": 3.09,
            "carbs": 3.26,
            "fat": 0.34,
            "sugar": 1.98
          },
          "contribution": {
            "calories": 77,
            "protein": 10.815,
            "carbs": 11.41,
            "fat": 1.1900000000000002,
            "sugar": 6.93
          },
          "status": "mapped",
          "retainedEvidence": {
            "sourceRecipeId": "tofu-mushroom-lettuce-cups",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "20 g olive oil",
      "components": [
        {
          "ingredientKey": "olive_oil",
          "fdc_id": "171413",
          "foodDescription": "Oil, olive, salad or cooking",
          "foodState": "Oil, olive, salad or cooking",
          "quantity": 20,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Oil, olive, salad or cooking. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 20,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 884,
            "protein": 0,
            "carbs": 0,
            "fat": 100,
            "sugar": 0
          },
          "contribution": {
            "calories": 176.8,
            "protein": 0,
            "carbs": 0,
            "fat": 20,
            "sugar": 0
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "171413",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1607768",
              "protein": "1607794",
              "carbs": "1607767",
              "fat": "1607766",
              "sugar": "1607853"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "layered-summer-vegetable-tian",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "100 g beaten whole eggs without shells, about 2 large eggs",
      "components": [
        {
          "ingredientKey": "egg",
          "fdc_id": "171287",
          "foodDescription": "Egg, whole, raw, fresh",
          "foodState": "Egg, whole, raw, fresh",
          "quantity": 100,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Egg, whole, raw, fresh. Canonical edible grams are recorded before recipe preparation.",
            "100 g raw whole edible egg counted separately from 40 g additional yolk; no discarded whites included."
          ],
          "grams": 100,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "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",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "171287",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1597626",
              "protein": "1597683",
              "carbs": "1597748",
              "fat": "1597714",
              "sugar": "1597710"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "orange-raisin-breakfast-scones",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 4,
      "sourceText": "40 g raw egg yolks without whites, weighed",
      "components": [
        {
          "ingredientKey": "yolk",
          "fdc_id": "172184",
          "foodDescription": "Egg, yolk, raw, fresh",
          "foodState": "Egg, yolk, raw, fresh",
          "quantity": 40,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Egg, yolk, raw, fresh. Canonical edible grams are recorded before recipe preparation.",
            "Raw yolk-only profile matches additional measured yolks."
          ],
          "grams": 40,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 322,
            "protein": 15.86,
            "carbs": 3.59,
            "fat": 26.54,
            "sugar": 0.56
          },
          "contribution": {
            "calories": 128.8,
            "protein": 6.343999999999999,
            "carbs": 1.436,
            "fat": 10.616,
            "sugar": 0.22400000000000003
          },
          "status": "mapped",
          "retainedEvidence": {
            "sourceRecipeId": "strawberry-custard-tartlets",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 5,
      "sourceText": "60 g hard Parmesan-style cheese, finely grated; vegetarian-rennet labeled",
      "components": [
        {
          "ingredientKey": "parmesan",
          "fdc_id": "170848",
          "foodDescription": "Cheese, parmesan, hard",
          "foodState": "Cheese, parmesan, hard",
          "quantity": 60,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Cheese, parmesan, hard. Canonical edible grams are recorded before recipe preparation.",
            "Hard Parmesan-style profile; Vegetarian tag requires microbial/vegetarian-rennet labeled cheese, not conventional animal-rennet Parmesan."
          ],
          "grams": 60,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 392,
            "protein": 35.75,
            "carbs": 3.22,
            "fat": 25,
            "sugar": 0.11
          },
          "contribution": {
            "calories": 235.2,
            "protein": 21.45,
            "carbs": 1.9320000000000002,
            "fat": 15,
            "sugar": 0.066
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "170848",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1559171",
              "protein": "1559168",
              "carbs": "1559170",
              "fat": "1559140",
              "sugar": "1559139"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "parmesan-frico-cups-tomato-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "120 g hot plain water for sauce",
      "components": [
        {
          "ingredientKey": "water",
          "fdc_id": "174158",
          "foodDescription": "Water, bottled, generic",
          "foodState": "Water, bottled, generic",
          "quantity": 120,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Water, bottled, generic. Canonical edible grams are recorded before recipe preparation.",
            "120 g hot plain water enters sauce; not a nutrient estimate for starchy cooking water."
          ],
          "grams": 120,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "174158",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1836451",
              "protein": "1836433",
              "carbs": "1836450",
              "fat": "1836449",
              "sugar": "1836455"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "skin-on-apple-tarte-tatin",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 7,
      "sourceText": "3 g fine salt",
      "components": [
        {
          "ingredientKey": "salt",
          "fdc_id": "173468",
          "foodDescription": "Salt, table",
          "foodState": "Salt, table",
          "quantity": 3,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Salt, table. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 3,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "173468",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1781412",
              "protein": "1781407",
              "carbs": "1781411",
              "fat": "1781410",
              "sugar": "1781458"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "skin-on-apple-tarte-tatin",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 8,
      "sourceText": "1 g freshly ground black pepper",
      "components": [
        {
          "ingredientKey": "black_pepper",
          "fdc_id": "170931",
          "foodDescription": "Spices, pepper, black",
          "foodState": "Spices, pepper, black",
          "quantity": 1,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Spices, pepper, black. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 1,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 251,
            "protein": 10.39,
            "carbs": 63.95,
            "fat": 3.26,
            "sugar": 0.64
          },
          "contribution": {
            "calories": 2.51,
            "protein": 0.1039,
            "carbs": 0.6395000000000001,
            "fat": 0.0326,
            "sugar": 0.0064
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "170931",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1566555",
              "protein": "1566602",
              "carbs": "1566554",
              "fat": "1566540",
              "sugar": "1566544"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "hand-rolled-potato-gnocchi-with-sage-butter",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    }
  ],
  "totals": {
    "calories": 1802.11,
    "protein": 87.7849,
    "carbs": 225.2135,
    "fat": 60.5766,
    "sugar": 15.072399999999998
  },
  "missingNutrients": [],
  "reviewedAt": "2026-10-22"
}