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蒸馒头有一个缩了怎么回事
更新时间: 2020-11-03 00:00:00  

蒸馒头有一个缩了是因为在蒸熟之后关火马上揭盖,锅内的气压和锅外的气压不同,马上揭盖子会让馒头迅速冷却,外面的压力会把面筋揉制不均匀的馒头压瘪。发面的过程中面筋起到了重要的作用,面团的支撑靠的就是面筋网络的作用。如果发面的时间过长,面筋就会逐渐进入衰落期,无法在起到支撑的作用,那么蒸出来的馒头或者包子也就会收缩干瘪了。

关键词: 馒头 一个 怎么 回事

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