1. Prepare ingredients
2. Soak tangerine peels in warm water for 20 minutes to remove bitterness and astringency
3. Peel and cut lotus root
4. Wash the pig's fan bones and let the pig bones under cool water
5. Bring to a boil without a lid, and boil the floating powder
6. Put lotus root, ginger and tangerine peel in the soup pot
7. Put the pork bones out of the water
8. Add about 2 liters of hot water, cover the high heat to boil and turn to medium and low heat for about 2 hours
9. Add salt to taste at the end
Tips:The bloody water from the pig bone can remove the awkward smell
