2. To remove scales, gills, and abdomen to remove internal organs;
3. Decompose by head, tail, soft and hard edges.
4. Take the fish head, add pepper, salt, cooking wine, ginger, and shallots and mix well, and marinate for about ten minutes.
5. Put the seafood mushrooms with the roots cut off into the saucepan;
6. Soaked black fungus;
7. Put the old tofu cut into large cubes;
8. Add enough water;
9. Under the fish head
10. Bring to a boil on high fire, remove the foam, enlarge the onion, ginger slices, and pepper;
11. Cover and simmer for about an hour;
12. Remove the green onions, season with salt, and turn off the heat.
13. Pour it into a soup pot and sprinkle with green onions.