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为什么我煮的莲藕排骨汤会变黑

更新时间: 2020-09-19 00:00:00     

原因:

煲汤的铁锅没有清理干净;藕没有处理干净;藕遇氧后会变色。解决方法:

避免用铁锅煲汤或将铁锅清理干净;将切好的藕放在稀醋水中浸泡5分钟后,捞起檫干,可使其保持玉白水嫩不变色;入锅前将藕放在水里浸泡一段时间,避免藕片变黑。

关键词: 为什么 莲藕 排骨

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