1. Boil the cavity bone in a pot under cold water, boil until the water boils, and remove it for later use.
2. Pour oil into the pot, add green onions, ginger, garlic, pepper, aniseed, bay leaves, cinnamon, and stir fry until fragrant.
3. Pour the cavity bones and stir fry.
4. Add beer, braised sauce, cooking wine, cover and simmer for one hour.
5. When half of the soup is left, add tomato paste and salt.
6. Collect the soup, turn off the heat and add MSG.
Tips:You can use spare ribs instead of cavity bones.
