天气预报 > 其他 > 为什么莲藕炒了会变黑
为什么莲藕炒了会变黑
更新时间: 2020-11-11 00:00:00  

莲藕炒了会变黑,因为莲藕中含有一种化学成分,即单宁,又称鞣质。变色的原因是由于氧化作用。为了防止变色,可将去皮切开的果蔬放在清水或淡盐水中浸泡,使其与空气隔绝。炒藕时,若边炒边略加清水,不但好炒,而且藕丝又白又嫩。

关键词: 为什么 莲藕

为什么莲藕炒了会变黑相关经验

天气预报

最新推荐

页面:/news/view-853295/ | 耗时:0.4182 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=853295 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=853295 LIMIT 0,1
select * from tbl_Articles_sphinx where id=853295 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1099033,1851859,1120878,3417149,1116293,2142768,1118108,1131681,1098597,1109763,1131307,1060503,1085798,1076161,1132919,1081394,1779739,1282099,1128189,1126186,1122176,2768993,1117920,2872072,1113023,1061832,616655,1117193,1084093,1060169) ORDER BY field (ArticleID,1099033,1851859,1120878,3417149,1116293,2142768,1118108,1131681,1098597,1109763,1131307,1060503,1085798,1076161,1132919,1081394,1779739,1282099,1128189,1126186,1122176,2768993,1117920,2872072,1113023,1061832,616655,1117193,1084093,1060169)