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猪肉为什么变黑
更新时间: 2020-10-04 00:00:00  

猪肉发黑原因如下:

1、猪肉发黑,为了方便,用木棍将猪打晕导致受伤处造成淤血,这不影响肉的新鲜程度;

2、猪肉煮完放在空气中凉一点就会呈现黑色, 是油脂脱出导致;

3、猪肉放置时间超出8天左右,这样会影响肉的质量,猪肉就发黑。

关键词: 猪肉 为什么

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