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怎样煮莲藕才不会变黑
更新时间: 2020-09-21 00:00:00  

莲藕因富含铁质和单宁,切开或去皮后很容易氧化变黑。阻止其因氧化而变黑的方法如下:

1、要防止莲藕氧化,可把切好的莲藕放在淡盐水中浸泡一段时间,用清水清洗后,再把莲藕放到清水中,在清水中倒入1到2滴白醋,再放入莲藕浸泡,即可保持原有的色泽;

2、若莲藕一次没有用完,可覆上保鲜膜,特别是将切口的部分包覆好,放入冰箱冷藏保存,大约可保鲜一个星期。

关键词: 怎样 莲藕

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