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白煮蛋要煮几分钟才会全熟

更新时间: 2020-10-02 00:00:00     

水开后煮7分钟即可全熟,此时蛋清凝固,蛋黄干爽;

煮溏心蛋,水开后煮5分钟即可,此时蛋清凝固,蛋黄呈稠液状,软嫩滑润;

煮软蛋,水开后煮3分钟即可,此时蛋清凝固,蛋黄尚呈流体状。

鸡蛋在沸水中煮的时间不宜过长,超过10分钟时,蛋黄中的亚铁离子会与硫离子产生化学反应,形成硫化亚铁褐色沉淀,从而妨碍人体对铁的吸收。

关键词: 分钟

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