1. Put the purchased oxtail in a pot with water, pepper, grass fruit, fennel, ginger and boil for 3 minutes, turn off the heat and soak for half an hour, then wash.
2. Put the oxtail into a frying pan and fry on both sides.
3. Wash the pot and add a little oil, stir the white sugar over medium heat, and when the caramel color is frothy, add oxtail, star anise, cinnamon, bay leaf, cumin, fennel, and myrtle root and fry into sugar color. Soy sauce, light soy sauce, water, salt, chicken essence, and soybeans are boiled.
4. Put the boiled oxtail and white wine into the electric pressure cooker and cook it.
5. Put the cooked oxtail, sliced white radish, and ginger into a clay pot, boil until the white radish is cooked, add pepper, salt, and chicken essence to taste, and put a little coriander on it.
