1. Ten minutes is enough for fat intestines. Nowadays, pigs are easy to be cooked after being put out for several months. If they are cooked for a long time, they will not taste good. After it's cooked, it needs to be stir-fried, so don't overcook it.

2. Beef cannot be stewed in the pressure cooker for too long, especially pure beef. It is best to choose beef shank or beef offal before stewing in the pressure cooker.

3. We need to cut the beef tendon into pieces, then boil water in a pressure cooker, blanch the beef tendon to remove the blood, then stir-fry the beef tendon, add cooking wine and light soy sauce And rock sugar, etc., then take it out and simmer it in a pressure cooker for about half an hour before eating.