{
  "status": "verified-estimate",
  "perServing": {
    "calories": 391,
    "protein": 28.5,
    "carbs": 23.1,
    "fat": 20.4,
    "sugar": 3.2
  },
  "servings": 4,
  "servingBasis": "1/4 of the complete recipe; finished serving weight not measured",
  "ingredientSnapshot": [
    "454 g 90%-lean ground beef",
    "1 small onion, diced",
    "2 tsp chili powder blend",
    "1 tsp ground cumin",
    "½ tsp kosher salt",
    "2 tbsp tomato paste",
    "½ cup water",
    "8 taco shells",
    "2 cups shredded lettuce",
    "1 tomato, diced",
    "½ cup shredded cheddar"
  ],
  "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/169249/nutrients",
    "https://fdc.nal.usda.gov/food-details/170000/nutrients",
    "https://fdc.nal.usda.gov/food-details/170457/nutrients",
    "https://fdc.nal.usda.gov/food-details/170459/nutrients",
    "https://fdc.nal.usda.gov/food-details/170923/nutrients",
    "https://fdc.nal.usda.gov/food-details/171319/nutrients",
    "https://fdc.nal.usda.gov/food-details/171794/nutrients",
    "https://fdc.nal.usda.gov/food-details/172800/nutrients",
    "https://fdc.nal.usda.gov/food-details/173414/nutrients",
    "https://fdc.nal.usda.gov/food-details/173468/nutrients",
    "https://fdc.nal.usda.gov/food-details/174158/nutrients",
    "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.pdf",
    "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.xlsx",
    "https://www.bulkbarn.ca/en/Products/All/Cumin-Seed-Ground-981",
    "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.",
    "Lower-confidence cooking-yield estimate: the stated90%-lean beef is represented by USDA cooked90/10 crumbles at69% of raw weight, using USDA’s under12%-fat drained-crumbles study (n=4; observed yield67.08–69.53%). This is not a measured household yield. All other listed ingredients, including any added cooking oil, are counted in full; discarded oil/vegetable juices can reduce actual calories and fat. No arbitrary retained-fat fraction is invented."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "454 g 90%-lean ground beef",
      "components": [
        {
          "ingredientKey": "beef90_cooked",
          "fdc_id": "171794",
          "foodDescription": "Beef, ground, 90% lean meat / 10% fat, crumbles, cooked, pan-browned",
          "foodState": "Beef, ground, 90% lean meat / 10% fat, crumbles, cooked, pan-browned",
          "quantity": 313.26,
          "unit": "g",
          "notes": [
            "Cooked mass is estimated from raw ingredient mass using the USDA mean69% yield for under12%-fat ground-beef crumbles. Study observed67.08–69.53% yields, n=4; actual brand, cooking and draining technique may vary beyond that range. The broad-cohort mean is an explicit model assumption, not a kitchen measurement."
          ],
          "grams": 313.26,
          "conversion": {
            "type": "USDA-specific-cooking-yield-estimate",
            "rawGrams": 454,
            "meanYieldFraction": 0.69,
            "cookedGrams": 313.26,
            "source": "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.xlsx",
            "methodSource": "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.pdf",
            "worksheet": "USDA Cooking Yields",
            "excelRow": 21,
            "sourceRow": {
              "A21": "13",
              "B21": "23565",
              "C21": "Beef, ground, low fat (<12%), crumbles",
              "D21": "Pan-fried",
              "E21": "69",
              "F21": "4",
              "G21": "1.083",
              "H21": "67.08",
              "I21": "69.53",
              "J21": "-29.56",
              "K21": "-1.39",
              "L21": "2002"
            },
            "cohort": "Ground beef below12% fat, crumbles; 4 study samples; pan-cooked without added fat and drained in a colander.",
            "applicability": "90%-lean (10% fat) canonical beef belongs to the under12% fat cohort. USDA90/10 cooked pan-browned profile applied to estimated cooked mass. This is representative research yield, not a measured recipe yield."
          },
          "per100g": {
            "calories": 230,
            "protein": 28.45,
            "carbs": 0,
            "fat": 12.04,
            "sugar": 0
          },
          "contribution": {
            "calories": 720.498,
            "protein": 89.12246999999999,
            "carbs": 0,
            "fat": 37.71650399999999,
            "sugar": 0
          },
          "status": "mapped",
          "rawIngredientGrams": 454,
          "additionalSources": [
            "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.xlsx",
            "https://www.ars.usda.gov/ARSUserFiles/80400535/Data/retn/USDA_CookingYields_MeatPoultry02.pdf"
          ]
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "1 small onion, diced",
      "components": [
        {
          "ingredientKey": "onion",
          "fdc_id": "170000",
          "foodDescription": "Onions, raw",
          "foodState": "Onions, raw",
          "quantity": 1,
          "unit": "small",
          "notes": [
            "Raw onion profile represents red, yellow or white onion."
          ],
          "grams": 70,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "85862",
              "fdc_id": "170000",
              "seq_num": "8",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "small",
              "gram_weight": "70",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "1.0 small; 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": 40,
            "protein": 1.1,
            "carbs": 9.34,
            "fat": 0.1,
            "sugar": 4.24
          },
          "contribution": {
            "calories": 28,
            "protein": 0.77,
            "carbs": 6.537999999999999,
            "fat": 0.07,
            "sugar": 2.968
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "2 tsp chili powder blend",
      "components": [
        {
          "ingredientKey": "chili_powder",
          "fdc_id": "171319",
          "foodDescription": "Spices, chili powder",
          "foodState": "Spices, chili powder",
          "quantity": 2,
          "unit": "tsp",
          "notes": [],
          "grams": 5.4,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "88427",
              "fdc_id": "171319",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tsp",
              "gram_weight": "2.7",
              "data_points": "33",
              "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": 282,
            "protein": 13.46,
            "carbs": 49.7,
            "fat": 14.28,
            "sugar": 7.19
          },
          "contribution": {
            "calories": 15.228000000000002,
            "protein": 0.7268400000000002,
            "carbs": 2.6838000000000006,
            "fat": 0.7711199999999999,
            "sugar": 0.38826000000000005
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "1 tsp ground cumin",
      "components": [
        {
          "ingredientKey": "cumin",
          "fdc_id": "170923",
          "foodDescription": "Spices, cumin seed",
          "foodState": "Spices, cumin seed",
          "quantity": 1,
          "unit": "tsp",
          "notes": [],
          "grams": 2,
          "conversion": {
            "type": "food-specific-household-measure",
            "gramsPerUnit": 2,
            "basis": "Ground cumin 1/4 tsp = 0.5 g; retailer product nutrition panel",
            "source": "https://www.bulkbarn.ca/en/Products/All/Cumin-Seed-Ground-981"
          },
          "per100g": {
            "calories": 375,
            "protein": 17.81,
            "carbs": 44.24,
            "fat": 22.27,
            "sugar": 2.25
          },
          "contribution": {
            "calories": 7.5,
            "protein": 0.35619999999999996,
            "carbs": 0.8848,
            "fat": 0.4454,
            "sugar": 0.045
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 4,
      "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": 5,
      "sourceText": "2 tbsp tomato paste",
      "components": [
        {
          "ingredientKey": "tomato_paste",
          "fdc_id": "170459",
          "foodDescription": "Tomato products, canned, paste, without salt added (Includes foods for USDA's Food Distribution Program)",
          "foodState": "Tomato products, canned, paste, without salt added (Includes foods for USDA's Food Distribution Program)",
          "quantity": 2,
          "unit": "tbsp",
          "notes": [],
          "grams": 32,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "86698",
              "fdc_id": "170459",
              "seq_num": "3",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "tbsp",
              "gram_weight": "16",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "2.0 tbsp; 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": 82,
            "protein": 4.32,
            "carbs": 18.91,
            "fat": 0.47,
            "sugar": 12.18
          },
          "contribution": {
            "calories": 26.24,
            "protein": 1.3824,
            "carbs": 6.0512,
            "fat": 0.15039999999999998,
            "sugar": 3.8975999999999997
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "½ cup water",
      "components": [
        {
          "ingredientKey": "water",
          "fdc_id": "174158",
          "foodDescription": "Water, bottled, generic",
          "foodState": "Water, bottled, generic",
          "quantity": 0.5,
          "unit": "cup",
          "notes": [],
          "grams": 118.5,
          "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": "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": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "contribution": {
            "calories": 0,
            "protein": 0,
            "carbs": 0,
            "fat": 0,
            "sugar": 0
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 7,
      "sourceText": "8 taco shells",
      "components": [
        {
          "ingredientKey": "taco_shell",
          "fdc_id": "172800",
          "foodDescription": "Taco shells, baked",
          "foodState": "Taco shells, baked",
          "quantity": 8,
          "unit": "each",
          "notes": [],
          "grams": 106.4,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "91428",
              "fdc_id": "172800",
              "seq_num": "3",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "medium (approx 5\" dia)",
              "gram_weight": "13.3",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "8.0 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": 476,
            "protein": 6.41,
            "carbs": 63.49,
            "fat": 21.79,
            "sugar": 1.5
          },
          "contribution": {
            "calories": 506.464,
            "protein": 6.82024,
            "carbs": 67.55336,
            "fat": 23.18456,
            "sugar": 1.5960000000000003
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 8,
      "sourceText": "2 cups shredded lettuce",
      "components": [
        {
          "ingredientKey": "lettuce",
          "fdc_id": "169249",
          "foodDescription": "Lettuce, green leaf, raw",
          "foodState": "Lettuce, green leaf, raw",
          "quantity": 2,
          "unit": "cup",
          "notes": [
            "Unspecified mixed salad greens modeled as green-leaf lettuce."
          ],
          "grams": 72,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "84520",
              "fdc_id": "169249",
              "seq_num": "1",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup shredded",
              "gram_weight": "36",
              "data_points": "",
              "footnote": "",
              "min_year_acquired": ""
            },
            "scaling": "2.0 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": 15,
            "protein": 1.36,
            "carbs": 2.87,
            "fat": 0.15,
            "sugar": 0.78
          },
          "contribution": {
            "calories": 10.8,
            "protein": 0.9792000000000001,
            "carbs": 2.0664000000000002,
            "fat": 0.10799999999999998,
            "sugar": 0.5616
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 9,
      "sourceText": "1 tomato, diced",
      "components": [
        {
          "ingredientKey": "tomato",
          "fdc_id": "170457",
          "foodDescription": "Tomatoes, red, ripe, raw, year round average",
          "foodState": "Tomatoes, red, ripe, raw, year round average",
          "quantity": 1,
          "unit": "each",
          "notes": [
            "Raw red tomato representative for cherry tomatoes."
          ],
          "grams": 123,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "86686",
              "fdc_id": "170457",
              "seq_num": "6",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "medium whole (2-3/5\" dia)",
              "gram_weight": "123",
              "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": 18,
            "protein": 0.88,
            "carbs": 3.89,
            "fat": 0.2,
            "sugar": 2.63
          },
          "contribution": {
            "calories": 22.14,
            "protein": 1.0824,
            "carbs": 4.7847,
            "fat": 0.24600000000000002,
            "sugar": 3.2349
          },
          "status": "mapped"
        }
      ]
    },
    {
      "sourceIndex": 10,
      "sourceText": "½ cup shredded 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": 0.5,
          "unit": "cup",
          "notes": [],
          "grams": 56.5,
          "conversion": {
            "type": "USDA-food-portion",
            "portionRow": {
              "id": "92469",
              "fdc_id": "173414",
              "seq_num": "3",
              "amount": "1",
              "measure_unit_id": "9999",
              "portion_description": "",
              "modifier": "cup, shredded",
              "gram_weight": "113",
              "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": 403,
            "protein": 22.87,
            "carbs": 3.37,
            "fat": 33.31,
            "sugar": 0.48
          },
          "contribution": {
            "calories": 227.695,
            "protein": 12.92155,
            "carbs": 1.90405,
            "fat": 18.82015,
            "sugar": 0.2712
          },
          "status": "mapped"
        }
      ]
    }
  ],
  "missingNutrients": {},
  "perNutrientStatus": {
    "calories": "verified-estimate",
    "protein": "verified-estimate",
    "carbs": "verified-estimate",
    "fat": "verified-estimate",
    "sugar": "verified-estimate"
  },
  "unroundedPerServing": {
    "calories": 391.14125,
    "protein": 28.540325,
    "carbs": 23.116577500000002,
    "fat": 20.378033499999997,
    "sugar": 3.24064
  },
  "reviewedAt": "2026-10-06",
  "inputSha256": "618d976bd07517c8f6dbde0775c9d4e1e49aa8d7881b3f836d2c9aa8cbfc6018"
}