2. Wash a catfish, make several cuts on the back of the fish, and evenly sprinkle salt on the fish 10 minute.
3. Cut the tofu in half.
4. Slice garlic and ginger, and shred green onions for later use.
5. Put a few pieces of garlic and ginger at the bottom of the plate, put oily tofu around the fish, and put garlic, ginger and onion evenly on it.
6. Take a small bowl, pour in oil, soy sauce, sweet noodle sauce, cooking wine and chicken essence, mix well and pour over, then steam in the pot 15 minutes.
7. The food can be eaten.