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煮熟的大米能放在冰箱里冷冻吗

更新时间: 2020-09-21 00:00:00     

煮熟的大米应彻底放冷后才能放在冰箱里,且不宜时间过长。煮熟的大米放入冰箱冷冻理论上可以保鲜,但不建议这样做。煮熟的米饭放冷后又会变干变硬,这时淀粉分子随着能量的散失、水分的蒸发,分子又重新排列整齐的结果,这种现象叫做淀粉的老化回生。回生的米饭不仅口感差,而且难以消化,营养价值也比较低。

关键词: 大米 放在 冰箱 冷冻

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