Ingredients: 10 grams of tangerine peel, 1 Guanglao duck, 3 slices of ginger.

Method: 1. Soak the tangerine peel in water until soft, scrape off the flesh and cut into strips; 2. Wash the old duck, remove the intestines and tail, boil it in boiling water for a while, take it out and wash it; 3. Put the above ingredients together with the ginger

Put it into a stew pot, add 1250 ml of cold boiled water (about 5 bowls of water), simmer for 3 hours, take it out, skim off the floating oil on the soup surface, and add an appropriate amount of salt and a little pepper.