1. Blanch the rabbit legs, wash and set aside.
2. Prepare onions, ginger, garlic, and star anise.
3. Heat oil in a pan and add rock sugar to melt.
4. Add rabbit legs and stir-fry sugar color. Then add onions, ginger, garlic and star anise.
5. Add 1 spoon of cooking wine, 2 spoons of vinegar, 4 spoons of light soy sauce, and boiling water and simmer. Drain the soup and remove from the pot.
6. Be careful to control the heat and not cook it too long, otherwise it will taste bad.