2. Wash the old duck and cut it into large pieces.
3, the old duck cold water into the pot, add the right amount of cooking wine. Rinse it twice with clear water after blanching.
4. After washing the old duck, put it in a saucepan, add ginger slices and appropriate amount of water, bring it to a boil with strong fire, and simmer for 1.5 hours.
5. Wash Cordyceps for later use.
6. 1.5 hours later, add washed Cordyceps sinensis, continue stewing for 40 minutes, and then add washed Lycium barbarum and salt to taste.