Black Bean Tongue Soup
1.
Wash the bones with hot water and put them in an electric pressure cooker; soak the black beans in advance until the skin is cracked, and then wash them.
2.
Add enough water to the pot, add black beans and astragalus; add appropriate amount of Huadiao wine to remove fishy
3.
Add proper amount of rice vinegar to help dissolve the calcium in the bones, and also help the black beans become softer and rotten. Choose the soup mode after they are ready; add salt to taste after cooking, and let it be stuffy for a few minutes. Sprinkle it with chopped green onion after cooking.