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没蒸熟的包子能放冰箱冻上吗
更新时间: 2020-09-25 00:00:00  

没有蒸熟的包子尽量不要放冰箱冷冻。 生包子经过冷冻后,酵母菌死亡,不再发酵产气,包子失去膨胀的动力,不能发起来了。冰冻期间,面筋变硬,面筋网络包裹的气体溢出,解冻后面筋回软,但失去内部气孔,包子不膨胀甚至于体积缩小。解冻时包子会吸收空气中的水分,包子会严重变形。 不论是包子、花卷还是馒头,蒸熟了充分凉凉然后放在冰箱冷冻,想吃时取出来加热,包子很新鲜,就像刚蒸熟的一样。

关键词: 包子 冰箱

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