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粉条为什么加白矾
更新时间: 2020-10-04 00:00:00  

1、白矾含铝离子,水解成氢氧化铝,氢氧化铝是一中很好的表面活性剂,能在粉丝表面形成一种膜有利于粉丝松散开粉;同时氢氧化铝具有很强的絮凝作用,粉丝变得很有劲道;

2、白矾有很好的絮凝作用,常被民间用来作为净水剂;

3、一些淀粉类食品如粉条、粉丝、粉皮、凉粉、凉皮等在制作时也常被加入白矾。经过白矾的絮凝作用,粉条、凉粉会变得很筋道,在开水中不易被煮烂。

关键词: 粉条 为什么 白矾

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