1. Prepare all the ingredients and wrap the spices in gauze
2. After cutting the oxtail, soak it in cold water for about an hour to remove the blood
3. Put a little green onion and ginger in a pot under cold water with oxtail, boil off the froth and cook for three minutes, remove the froth from the boiled beef, remove the green onion and ginger and set aside
4. Prepare another pot, add rock sugar and a little water to fry the sugar color, and fry until the color turns red.
5. Then pour the boiled beef broth into a frying sugar-colored pot and bring to a boil, add soy sauce and rice wine
6. Then put the oxtail in the soup and put the spice bag to boil
7. Put a little oil in another pot to heat up, put the onion, ginger, and garlic into the fire and fry until it becomes browned and fragrant.
8. Pour into the beef stew pot, bring to a boil, cover the pot, turn to low heat and cook until the oxtail is soft
