1. Use a pressure cooker to stew pig trotters for about 30 minutes, or simmer the pressure cooker on high heat for 15 minutes, then reduce the heat to low for 10 minutes, and then simmer for 20 minutes. If you are making braised pork trotters and you like them softer, you can stew them for a while.

2. Rinse the pig's trotters with water, put them into an electric pressure cooker and press them for about fifteen to twenty minutes. The water must be full. This step is to remove the blood from the pig's trotters. You can also put it in an electric pressure cooker. Put some vinegar and ginger in the water to remove the odor. When you boil the pot in this step, you will find that there will be a layer of foam on the water. Remove the water and foam, leaving the pig's trotters.

3. Pressure cooker stewed pig trotters is a delicacy made with pig trotters, water, etc. as the main ingredients. Pig trotters are rich in collagen, fat and calcium. But there is no way to make the pig's trotters melt in your mouth using an ordinary pot.