煮老牛肉,头一天晚上先在牛肉上涂一层干茶叶末,第二天冲洗干净,再放点酒或醋,煮出来的肉不但烂,而且变得细嫩.活鱼嘴里滴进几滴白酒,然后放置在阴凉黑暗的地方,鱼盆盖上能透气的东西.这样,即使在夏天,鱼也能活上好几天. Cook the old beef, the first night of beef coated with a layer of dried tea leaves at the end, rinse the next day, and then put some wine or vinegar, the meat cooked not only rotten, but also become delicate. Drop the liquor and place it in a cool, dark place with a breathable fish bowl so that the fish can survive for days even in the summer.