{
  "status": "verified-estimate",
  "perServing": {
    "calories": 188,
    "protein": 13.7,
    "carbs": 9.1,
    "fat": 12.7,
    "sugar": 3.9
  },
  "servings": 4,
  "servingBasis": "1/4 of the complete recipe; 12 lettuce cups; 3 per serving; finished serving weight not measured",
  "ingredientSnapshot": [
    "400 g extra-firm nigari tofu, drained then weighed",
    "250 g raw white mushrooms, finely chopped",
    "100 g raw carrot, finely grated",
    "180 g washed butter lettuce, 12 large intact leaves",
    "20 g canola oil",
    "30 g reduced-sodium wheat-containing soy sauce",
    "12 g peeled fresh ginger, finely grated",
    "8 g peeled garlic, minced",
    "20 g fresh lime juice",
    "8 g sesame oil",
    "25 g scallion, thinly sliced"
  ],
  "method": "Ingredient-sum estimate from retained primary USDA evidence and explicitly identified sugar 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/168156/nutrients",
    "https://fdc.nal.usda.gov/food-details/168429/nutrients",
    "https://fdc.nal.usda.gov/food-details/169230/nutrients",
    "https://fdc.nal.usda.gov/food-details/169231/nutrients",
    "https://fdc.nal.usda.gov/food-details/169251/nutrients",
    "https://fdc.nal.usda.gov/food-details/170005/nutrients",
    "https://fdc.nal.usda.gov/food-details/170393/nutrients",
    "https://fdc.nal.usda.gov/food-details/171016/nutrients",
    "https://fdc.nal.usda.gov/food-details/172336/nutrients",
    "https://fdc.nal.usda.gov/food-details/172473/nutrients",
    "https://fdc.nal.usda.gov/food-details/174290/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.",
    "All measured oil and sauce counted; no separate dipping sauce included. Soy sauce contains wheat, so no gluten-free tag. Vegan/dairy-free suitability requires checking tofu and sauce labels for animal ingredients; contains soy and sesame."
  ],
  "ingredients": [
    {
      "sourceIndex": 0,
      "sourceText": "400 g extra-firm nigari tofu, drained then weighed",
      "components": [
        {
          "ingredientKey": "tofu",
          "fdc_id": "174290",
          "foodDescription": "Tofu, extra firm, prepared with nigari",
          "foodState": "Tofu, extra firm, prepared with nigari",
          "quantity": 400,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Tofu, extra firm, prepared with nigari. Canonical edible grams are recorded before recipe preparation.",
            "Extra-firm nigari tofu weighed after draining, then blotted; full canonical mass counted despite unmeasured moisture loss."
          ],
          "grams": 400,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 83,
            "protein": 9.98,
            "carbs": 1.18,
            "fat": 5.26,
            "sugar": 0.71
          },
          "contribution": {
            "calories": 332,
            "protein": 39.92,
            "carbs": 4.72,
            "fat": 21.04,
            "sugar": 2.84
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/nutrition-usda-selected-evidence.json",
            "fdc_id": "174290",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1846876",
              "protein": "1846836",
              "carbs": "1846875",
              "fat": "1846874",
              "sugar": "1846880"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "carrot-pea-tofu-fried-rice",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 1,
      "sourceText": "250 g raw white mushrooms, finely chopped",
      "components": [
        {
          "ingredientKey": "mushroom",
          "fdc_id": "169251",
          "foodDescription": "Mushrooms, white, raw",
          "foodState": "Mushrooms, white, raw",
          "quantity": 250,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Mushrooms, white, raw. Canonical edible grams are recorded before recipe preparation.",
            "Raw chopped edible mass; juices evaporate in skillet rather than being drained."
          ],
          "grams": 250,
          "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": 55,
            "protein": 7.725,
            "carbs": 8.15,
            "fat": 0.85,
            "sugar": 4.95
          },
          "status": "mapped",
          "retainedEvidence": {
            "sourceRecipeId": "mushroom-spinach-souffles",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 2,
      "sourceText": "100 g raw carrot, finely grated",
      "components": [
        {
          "ingredientKey": "carrot",
          "fdc_id": "170393",
          "foodDescription": "Carrots, raw",
          "foodState": "Carrots, raw",
          "quantity": 100,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Carrots, raw. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 100,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 41,
            "protein": 0.93,
            "carbs": 9.58,
            "fat": 0.24,
            "sugar": 4.74
          },
          "contribution": {
            "calories": 41,
            "protein": 0.93,
            "carbs": 9.58,
            "fat": 0.24,
            "sugar": 4.74
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "170393",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1519996",
              "protein": "1519940",
              "carbs": "1519995",
              "fat": "1519947",
              "sugar": "1519994"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "ginger-steamed-chicken-cucumber-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 3,
      "sourceText": "180 g washed butter lettuce, 12 large intact leaves",
      "components": [
        {
          "ingredientKey": "butter_lettuce",
          "fdc_id": "168429",
          "foodDescription": "Lettuce, butterhead (includes boston and bibb types), raw",
          "foodState": "Lettuce, butterhead (includes boston and bibb types), raw",
          "quantity": 180,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Lettuce, butterhead (includes boston and bibb types), raw. Canonical edible grams are recorded before recipe preparation.",
            "Edible leaf mass distributed across twelve leaves; three leaves and one quarter filling per serving."
          ],
          "grams": 180,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 13,
            "protein": 1.35,
            "carbs": 2.23,
            "fat": 0.22,
            "sugar": 0.94
          },
          "contribution": {
            "calories": 23.4,
            "protein": 2.43,
            "carbs": 4.013999999999999,
            "fat": 0.396,
            "sugar": 1.692
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/nutrition-usda-selected-evidence.json",
            "fdc_id": "168429",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1359782",
              "protein": "1359795",
              "carbs": "1359781",
              "fat": "1359821",
              "sugar": "1359778"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "roasted-cauliflower-chickpea-lettuce-wraps",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 4,
      "sourceText": "20 g canola oil",
      "components": [
        {
          "ingredientKey": "neutral_oil",
          "fdc_id": "172336",
          "foodDescription": "Oil, canola",
          "foodState": "Oil, canola",
          "quantity": 20,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Oil, canola. 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",
          "retainedEvidence": {
            "sourceRecipeId": "scallion-spiral-steamed-buns",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 5,
      "sourceText": "30 g reduced-sodium wheat-containing soy sauce",
      "components": [
        {
          "ingredientKey": "soy_low",
          "fdc_id": "172473",
          "foodDescription": "Soy sauce made from soy and wheat (shoyu), low sodium",
          "foodState": "Soy sauce made from soy and wheat (shoyu), low sodium",
          "quantity": 30,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Soy sauce made from soy and wheat (shoyu), low sodium. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 30,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 57,
            "protein": 9.05,
            "carbs": 5.59,
            "fat": 0.3,
            "sugar": 0.5
          },
          "contribution": {
            "calories": 17.1,
            "protein": 2.715,
            "carbs": 1.6769999999999998,
            "fat": 0.09,
            "sugar": 0.15
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/nutrition-usda-selected-evidence.json",
            "fdc_id": "172473",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1697913",
              "protein": "1697907",
              "carbs": "1697912",
              "fat": "1697911",
              "sugar": "1697918"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "ginger-steamed-chicken-cucumber-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 6,
      "sourceText": "12 g peeled fresh ginger, finely grated",
      "components": [
        {
          "ingredientKey": "ginger",
          "fdc_id": "169231",
          "foodDescription": "Ginger root, raw",
          "foodState": "Ginger root, raw",
          "quantity": 12,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Ginger root, raw. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 12,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 80,
            "protein": 1.82,
            "carbs": 17.77,
            "fat": 0.75,
            "sugar": 1.7
          },
          "contribution": {
            "calories": 9.6,
            "protein": 0.2184,
            "carbs": 2.1324,
            "fat": 0.09,
            "sugar": 0.204
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "169231",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1425755",
              "protein": "1425751",
              "carbs": "1425754",
              "fat": "1425703",
              "sugar": "1425699"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "ginger-steamed-chicken-cucumber-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 7,
      "sourceText": "8 g peeled garlic, minced",
      "components": [
        {
          "ingredientKey": "garlic",
          "fdc_id": "169230",
          "foodDescription": "Garlic, raw",
          "foodState": "Garlic, raw",
          "quantity": 8,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Garlic, raw. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 8,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 149,
            "protein": 6.36,
            "carbs": 33.06,
            "fat": 0.5,
            "sugar": 1
          },
          "contribution": {
            "calories": 11.92,
            "protein": 0.5088,
            "carbs": 2.6448,
            "fat": 0.04,
            "sugar": 0.08
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "169230",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1425626",
              "protein": "1425663",
              "carbs": "1425625",
              "fat": "1425672",
              "sugar": "1425637"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "roasted-eggplant-tahini-spread",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 8,
      "sourceText": "20 g fresh lime juice",
      "components": [
        {
          "ingredientKey": "lime_juice",
          "fdc_id": "168156",
          "foodDescription": "Lime juice, raw",
          "foodState": "Lime juice, raw",
          "quantity": 20,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Lime juice, raw. 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": 25,
            "protein": 0.42,
            "carbs": 8.42,
            "fat": 0.07,
            "sugar": 1.69
          },
          "contribution": {
            "calories": 5,
            "protein": 0.084,
            "carbs": 1.6840000000000002,
            "fat": 0.014000000000000002,
            "sugar": 0.33799999999999997
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/nutrition-usda-selected-evidence.json",
            "fdc_id": "168156",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1334735",
              "protein": "1334641",
              "carbs": "1334734",
              "fat": "1334679",
              "sugar": "1334692"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "ginger-steamed-chicken-cucumber-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 9,
      "sourceText": "8 g sesame oil",
      "components": [
        {
          "ingredientKey": "sesame_oil",
          "fdc_id": "171016",
          "foodDescription": "Oil, sesame, salad or cooking",
          "foodState": "Oil, sesame, salad or cooking",
          "quantity": 8,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Oil, sesame, salad or cooking. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 8,
          "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": 70.72,
            "protein": 0,
            "carbs": 0,
            "fat": 8,
            "sugar": 0
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/nutrition-usda-selected-evidence.json",
            "fdc_id": "171016",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1572986",
              "protein": "1572954",
              "carbs": "1572985",
              "fat": "1572984",
              "sugar": "1573033"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "ginger-steamed-chicken-cucumber-salad",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    },
    {
      "sourceIndex": 10,
      "sourceText": "25 g scallion, thinly 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": 25,
          "unit": "g",
          "notes": [
            "Primary profile matches the recorded food state: Onions, spring or scallions (includes tops and bulb), raw. Canonical edible grams are recorded before recipe preparation."
          ],
          "grams": 25,
          "conversion": {
            "type": "stated-weight",
            "basis": "Canonical edible ingredient mass in grams. No generic density or count conversion."
          },
          "per100g": {
            "calories": 32,
            "protein": 1.83,
            "carbs": 7.34,
            "fat": 0.19,
            "sugar": 2.33
          },
          "contribution": {
            "calories": 8,
            "protein": 0.4575,
            "carbs": 1.835,
            "fat": 0.0475,
            "sugar": 0.5825
          },
          "status": "mapped",
          "sourceEvidence": {
            "file": "evidence/usda-selected-oct8-evidence.json",
            "fdc_id": "170005",
            "dataset": "USDA FoodData Central SR Legacy, April 2018 final release",
            "nutrientRowIds": {
              "calories": "1487084",
              "protein": "1487114",
              "carbs": "1487141",
              "fat": "1487091",
              "sugar": "1487060"
            }
          },
          "retainedEvidence": {
            "sourceRecipeId": "tuna-cheddar-open-faced-melts",
            "sourceDataset": "data/nutrition.json reconstructed from integrity-verified parts",
            "primaryFile": "data/evidence/nutrition-usda-selected-evidence.json"
          }
        }
      ]
    }
  ],
  "totals": {
    "calories": 750.5400000000001,
    "protein": 54.98870000000001,
    "carbs": 36.4372,
    "fat": 50.807500000000005,
    "sugar": 15.576500000000001
  },
  "missingNutrients": [],
  "reviewedAt": "2026-10-20"
}