山药发黑怎么处理
2020-01-28 19:22:00 来源?nbsp; 评论９a href="//www.cfs-truss.com/ssl/#comment_iframe" id="comment">0点击９/span>
回答山药发黑是它含有多酚氧化酶，在接触氧气后会变深，发黑后要除去，只能刮去表面黑的部
回答山药发黑是它含有多酚氧化酶，在接触氧气后会变深，发黑后要除去，只能刮去表面黑的部分。山药在切开后可以用清水浸泡，再加入几滴柠檬或少许盐浸泡，这样可以防止出现氧化变黑现象、/p>
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