1, the soup base in noodle shops is usually bone soup base. Ingredients: 500 grams of pork bone, appropriate amount of ginger, appropriate amount of red dates, appropriate amount of medlar and appropriate amount of pepper.

2. Soak peppers 24 hours or 48 hours in advance, and soak red dates and medlar in warm water 10 minutes or so.

3. Wash the bones with hot water once.

4. Then put all the ingredients into the pot and cook. The electric pressure cooker will open the lid and cook for half an hour every half an hour.

5. Add salt at last.