Ingredients: fish head, fish tail, oil, ginger, salt, celery leaves and onion. Production steps 1. Wash the raw materials and cut the fish head in half. 2. Bitter gourd tofu is cut into small pieces, onion and celery leaves are chopped, and ginger is cut into large pieces. 3. Heat the wok and wipe it with ginger. 4. Add a little oil and put the fish head and tail. 5. fry until both sides are slightly yellow. 6. Add the right amount of boiling water. 7. Bitter gourd after boiling. 8. Stew over medium heat until the soup is rich and milky white, and add a little salt, celery and chopped green onion.