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为什么有时炒菜前要把菜焯一下
更新时间: 2020-09-19 00:00:00  

做蔬菜前将菜焯一下的原因有两个:

蔬菜生长在菜田,农家习惯施用粪肥,菜的根茎上会污染大量致病菌,误食可发生中毒症状。用水冲洗蔬菜不能彻底除去微小的菌类。将冲洗的蔬菜放入沸水中焯一下可高温灭菌。有些蔬菜带有涩味,将菜焯一遍可去除涩味。用开水焯菜时将食品放入锅中焯1到2秒即可取出。

关键词: 为什么 有时 炒菜 一下

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