Recipe Portion Scaler
Scale ingredient amounts for a different serving count, including fractions.
Pre-filled values are examples, not personal facts or current local rates. Replace them before calculating.
Calculation method and references
Scaled amount = original amount × target servings / original servings.
Method reviewed: 2026-09-08
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{"fields":[{"key":"original","label":["原菜谱份数","Original servings"],"type":"number","value":4,"min":0.01,"max":1000,"step":"any"},{"key":"target","label":["目标份数","Target servings"],"type":"number","value":2,"min":0.01,"max":1000,"step":"any"},{"key":"ingredients","label":["食材清单","Ingredients"],"type":"textarea","value":"面粉,1 1/2,杯\n牛奶,200,ml\n鸡蛋,2,个","value_en":"Flour,1 1/2,cup\nMilk,200,ml\nEggs,2,pieces","help":["每行：食材,数量,单位。单位原样保留；不自动进行克与杯换算。","Rows: ingredient,quantity,unit. Units remain unchanged; no grams-to-cups conversion."]}],"title":["菜谱份量换算","Recipe Portion Scaler"],"engine":"recipe-scaler","scope":["只缩放食材量。烘焙膨松剂、调料和烹调时间可能需要人工调整，鸡蛋等不可分物品请自行取舍。","Amounts only. Leavening, seasonings and cooking time may need manual adjustments."]}