{
  "status": "verified-estimate",
  "perServing": {
    "calories": 382,
    "protein": 19.3,
    "carbs": 43,
    "fat": 16,
    "sugar": 7.8
  },
  "servings": 6,
  "servingBasis": "1/6 of the complete recipe; finished serving weight not measured",
  "ingredientSnapshot": [
    "20 jumbo pasta shells",
    "15 oz ricotta",
    "5 oz baby spinach, chopped",
    "1 egg",
    "½ cup grated Parmesan",
    "½ tsp dried oregano",
    "¼ tsp black pepper",
    "3 cups marinara sauce",
    "1 cup shredded mozzarella"
  ],
  "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/168462/nutrients",
    "https://fdc.nal.usda.gov/food-details/170851/nutrients",
    "https://fdc.nal.usda.gov/food-details/170900/nutrients",
    "https://fdc.nal.usda.gov/food-details/170931/nutrients",
    "https://fdc.nal.usda.gov/food-details/171192/nutrients",
    "https://fdc.nal.usda.gov/food-details/171247/nutrients",
    "https://fdc.nal.usda.gov/food-details/171287/nutrients",
    "https://fdc.nal.usda.gov/food-details/171328/nutrients",
    "https://fdc.nal.usda.gov/food-details/2657840/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.",
    "Twenty jumbo shells modeled as Barilla Classic Jumbo Shells N333: USDA label household serving 5 pieces = 50 g dry, hence 20 pieces = 200 g. Other jumbo-shell brands/sizes vary."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "20 jumbo pasta shells",
      "components": [
        {
          "status": "mapped",
          "ingredientKey": "branded_2657840",
          "fdc_id": "2657840",
          "foodDescription": "CLASSIC JUMBO SHELLS N333 PASTA",
          "foodState": "As sold, before recipe preparation",
          "quantity": 200,
          "unit": "g",
          "grams": 200,
          "conversion": {
            "type": "USDA-branded-household-measure",
            "fdc_id": "2657840",
            "sourceServing": {
              "servingSize": 50,
              "servingSizeUnit": "GRM",
              "householdServingFullText": "5 pieces (50g)"
            },
            "count": 20,
            "gramsPerPiece": 10
          },
          "per100g": {
            "calories": 340,
            "protein": 14,
            "carbs": 74,
            "fat": 2,
            "sugar": 2
          },
          "contribution": {
            "calories": 680,
            "protein": 28,
            "carbs": 148,
            "fat": 4,
            "sugar": 4
          },
          "notes": [
            "Twenty jumbo shells modeled as Barilla Classic Jumbo Shells N333: USDA label household serving 5 pieces = 50 g dry, hence 20 pieces = 200 g. Other jumbo-shell brands/sizes vary.",
            "Manufacturer label-derived nutrient values are rounded and brand-specific. They are a representative estimate, not a guarantee for all brands."
          ],
          "sourceType": "USDA Branded",
          "publishedDate": "2023-10-26",
          "sourceNutrientRows": {
            "protein": {
              "nutrientId": 1003,
              "nutrientName": "Protein",
              "nutrientNumber": "203",
              "unitName": "G",
              "derivationCode": "LCCS",
              "derivationDescription": "Calculated from value per serving size measure",
              "derivationId": 70,
              "value": 14,
              "foodNutrientSourceId": 9,
              "foodNutrientSourceCode": "12",
              "foodNutrientSourceDescription": "Manufacturer's analytical; partial documentation",
              "rank": 600,
              "indentLevel": 1,
              "foodNutrientId": 33315520
            },
            "fat": {
              "nutrientId": 1004,
              "nutrientName": "Total lipid (fat)",
              "nutrientNumber": "204",
              "unitName": "G",
              "derivationCode": "LCCS",
              "derivationDescription": "Calculated from value per serving size measure",
              "derivationId": 70,
              "value": 2,
              "foodNutrientSourceId": 9,
              "foodNutrientSourceCode": "12",
              "foodNutrientSourceDescription": "Manufacturer's analytical; partial documentation",
              "rank": 800,
              "indentLevel": 1,
              "foodNutrientId": 33315521,
              "percentDailyValue": 1
            },
            "carbs": {
              "nutrientId": 1005,
              "nutrientName": "Carbohydrate, by difference",
              "nutrientNumber": "205",
              "unitName": "G",
              "derivationCode": "LCCS",
              "derivationDescription": "Calculated from value per serving size measure",
              "derivationId": 70,
              "value": 74,
              "foodNutrientSourceId": 9,
              "foodNutrientSourceCode": "12",
              "foodNutrientSourceDescription": "Manufacturer's analytical; partial documentation",
              "rank": 1110,
              "indentLevel": 2,
              "foodNutrientId": 33315522,
              "percentDailyValue": 13
            },
            "calories": {
              "nutrientId": 1008,
              "nutrientName": "Energy",
              "nutrientNumber": "208",
              "unitName": "KCAL",
              "derivationCode": "LCCS",
              "derivationDescription": "Calculated from value per serving size measure",
              "derivationId": 70,
              "value": 340,
              "foodNutrientSourceId": 9,
              "foodNutrientSourceCode": "12",
              "foodNutrientSourceDescription": "Manufacturer's analytical; partial documentation",
              "rank": 300,
              "indentLevel": 1,
              "foodNutrientId": 33315523
            },
            "sugar": {
              "nutrientId": 2000,
              "nutrientName": "Total Sugars",
              "nutrientNumber": "269",
              "unitName": "G",
              "derivationCode": "LCCS",
              "derivationDescription": "Calculated from value per serving size measure",
              "derivationId": 70,
              "value": 2,
              "foodNutrientSourceId": 9,
              "foodNutrientSourceCode": "12",
              "foodNutrientSourceDescription": "Manufacturer's analytical; partial documentation",
              "rank": 1510,
              "indentLevel": 3,
              "foodNutrientId": 33315524
            }
          }
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "15 oz ricotta",
      "components": [
        {
          "ingredientKey": "ricotta",
          "fdc_id": "170851",
          "foodDescription": "Cheese, ricotta, whole milk",
          "foodState": "Cheese, ricotta, whole milk",
          "quantity": 15,
          "unit": "oz",
          "notes": [
            "Unspecified ricotta modeled as whole milk."
          ],
          "grams": 425.242846875,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 150,
            "protein": 7.54,
            "carbs": 7.27,
            "fat": 10.18,
            "sugar": 0.27
          },
          "contribution": {
            "calories": 637.8642703125,
            "protein": 32.063310654375,
            "carbs": 30.9151549678125,
            "fat": 43.289721811875,
            "sugar": 1.1481556865625
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "5 oz baby spinach, chopped",
      "components": [
        {
          "ingredientKey": "spinach",
          "fdc_id": "168462",
          "foodDescription": "Spinach, raw",
          "foodState": "Spinach, raw",
          "quantity": 5,
          "unit": "oz",
          "notes": [],
          "grams": 141.747615625,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical ingredient mass; exact avoirdupois ounce/pound conversion where needed."
          },
          "per100g": {
            "calories": 23,
            "protein": 2.86,
            "carbs": 3.63,
            "fat": 0.39,
            "sugar": 0.42
          },
          "contribution": {
            "calories": 32.60195159375,
            "protein": 4.053981806875,
            "carbs": 5.145438447187501,
            "fat": 0.5528157009375001,
            "sugar": 0.595339985625
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "1 egg",
      "components": [
        {
          "ingredientKey": "egg",
          "fdc_id": "171287",
          "foodDescription": "Egg, whole, raw, fresh",
          "foodState": "Egg, whole, raw, fresh",
          "quantity": 1,
          "unit": "each",
          "notes": [],
          "grams": 50,
          "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": "1.0 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": 71.5,
            "protein": 6.28,
            "carbs": 0.36,
            "fat": 4.755,
            "sugar": 0.185
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 4,
      "sourceText": "½ cup grated Parmesan",
      "components": [
        {
          "ingredientKey": "parmesan_grated",
          "fdc_id": "171247",
          "foodDescription": "Cheese, parmesan, grated",
          "foodState": "Cheese, parmesan, grated",
          "quantity": 0.5,
          "unit": "cup",
          "notes": [],
          "grams": 50,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "88261",
              "fdc_id": "171247",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup",
              "gram_weight": "100",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "0.5 cup; 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": 420,
            "protein": 28.42,
            "carbs": 13.91,
            "fat": 27.84,
            "sugar": 0.07
          },
          "contribution": {
            "calories": 210,
            "protein": 14.21,
            "carbs": 6.955,
            "fat": 13.92,
            "sugar": 0.035
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 5,
      "sourceText": "½ tsp dried oregano",
      "components": [
        {
          "ingredientKey": "oregano_dry",
          "fdc_id": "171328",
          "foodDescription": "Spices, oregano, dried",
          "foodState": "Spices, oregano, dried",
          "quantity": 0.5,
          "unit": "tsp",
          "notes": [],
          "grams": 0.5,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "88445",
              "fdc_id": "171328",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp, leaves",
              "gram_weight": "1",
              "data_points": "10",
              "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": 265,
            "protein": 9,
            "carbs": 68.92,
            "fat": 4.28,
            "sugar": 4.09
          },
          "contribution": {
            "calories": 1.325,
            "protein": 0.045,
            "carbs": 0.3446,
            "fat": 0.021400000000000002,
            "sugar": 0.02045
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "¼ tsp black 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": 7,
      "sourceText": "3 cups marinara sauce",
      "components": [
        {
          "ingredientKey": "marinara",
          "fdc_id": "171192",
          "foodDescription": "Sauce, pasta, spaghetti/marinara, ready-to-serve",
          "foodState": "Sauce, pasta, spaghetti/marinara, ready-to-serve",
          "quantity": 3,
          "unit": "cup",
          "notes": [],
          "grams": 792,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "88141",
              "fdc_id": "171192",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "serving 1/2 cup",
              "gram_weight": "132",
              "data_points": "36",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "3.0 cup; 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": 50,
            "protein": 1.39,
            "carbs": 7.43,
            "fat": 1.61,
            "sugar": 4.91
          },
          "contribution": {
            "calories": 396,
            "protein": 11.008799999999999,
            "carbs": 58.8456,
            "fat": 12.7512,
            "sugar": 38.8872
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 8,
      "sourceText": "1 cup shredded mozzarella",
      "components": [
        {
          "ingredientKey": "mozz_shredded",
          "fdc_id": "170900",
          "foodDescription": "Cheese, mozzarella, low moisture, part-skim, shredded",
          "foodState": "Cheese, mozzarella, low moisture, part-skim, shredded",
          "quantity": 1,
          "unit": "cup",
          "notes": [],
          "grams": 86,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "87523",
              "fdc_id": "170900",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup",
              "gram_weight": "86",
              "data_points": "32",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "1.0 cup; 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": 304,
            "protein": 23.63,
            "carbs": 8.06,
            "fat": 19.72,
            "sugar": 2.24
          },
          "contribution": {
            "calories": 261.44,
            "protein": 20.3218,
            "carbs": 6.9316,
            "fat": 16.9592,
            "sugar": 1.9264000000000001
          },
          "status": "mapped"
        }
      ]
    }
  ],
  "missingNutrients": {},
  "perNutrientStatus": {
    "calories": "verified-estimate",
    "protein": "verified-estimate",
    "carbs": "verified-estimate",
    "fat": "verified-estimate",
    "sugar": "verified-estimate"
  },
  "unroundedPerServing": {
    "calories": 382.02907865104174,
    "protein": 19.340439160208334,
    "carbs": 42.977517652500005,
    "fat": 16.04468041880208,
    "sugar": 7.800204278697916
  },
  "reviewedAt": "2026-10-06",
  "inputSha256": "56ffdd7d1c5c64a32348a3a16579b3b4cecf483001cb999e316e397ba6c48d4c"
}