First, turn the pork belly upside down and wash it with fine salt. Cut Polygonum Multiflori Radix into small pieces and put the fennel seeds into the pork belly. Sew the pork belly with thread, put the cold water into a casserole, and simmer for 40 to 50 minutes on low heat until the pork belly is cooked.

You can cut the pork belly into small pieces and eat it. You can also eat Polygonum multiflorum Thunb, preferably fresh Polygonum multiflorum Thunb.