1. Wash the pig leg bones, blanch them in a pot, take them out and drain them for later use.
2. Add a proper amount of purified water, onion ginger, star anise, fragrant leaves and white wine to the casserole.
3. Put the scalded pork leg bones into the casserole.
4. Drop a few drops of vinegar and stew for 40 minutes.
After 5.40 minutes, peel and cut the white radish into pieces and put it in a casserole, and continue to stew for 30 minutes.
6. Add salt at last. Pepper dressing.
7. done.