1, fat sausage is usually cooked in the right way for one hour. If cooked in a pressure cooker, it only takes 15 minutes. If it is not cooked well, it may be undercooked. If you want to cook the pig's large intestine worse, you can soak it in warm water for 2 hours before cooking and put it in a pot with cold water when cooking, which can ensure that the pig's large intestine is better heated. 2. When cooking fat sausage, you can also add a little edible alkali to the water. After the fire boils, turn to low heat and cook slowly for 40 minutes. If you have broth at home, you can add a little, or add a little meat oil to make the fat sausage more crispy. Pay attention to choosing parts when buying. The higher the fat, the harder it is to cook and the fatter it tastes. The taste of pig's large intestine is very strong. If you want to eat lightly, you can add a little white wine, star anise, dried tangerine peel and so on. When cooking, it can not only remove the fishy smell of pig's large intestine, but also help the meat to be softer and tender.