天气寒冷,不少人因为温燥油腻的食物吃得过多而“上火”。这时吃点凉拌菜成了烹调的首选。很多人拌凉菜时,经常会多拌一些,吃不完就放进冰箱,但这习惯并不好。凉拌菜不具有杀菌的效果,且吃过的凉菜中都会带入细菌,长时间的存储更会给细菌的生长繁殖提供足够时间,导致蔬菜中的硝酸盐转化为亚硝酸盐,亚硝酸盐含量急剧增加。众 Cold weather, many people eat too much because of warm and dry greasy food and “lit”. At this time to eat cold salad became the cooking of choice. When many people mix cold dishes, they often mix more and eat them in the freezer, but this habit is not good. Cold salad does not have the bactericidal effect, and eaten cold dish will bring bacteria, prolonged storage will give enough time for the growth and reproduction of bacteria, resulting in the conversion of vegetables nitrate to nitrite, nitrite content Dramatic increase. Public