2. tomatoes washed, peeled, cut small pieces, to be used;
3. boil water, put two pieces of ginger, fish head, fish tail pick out, put into the pot of barbecue water to boil for 10 minutes;
4. fish head has been boiling for 10 minutes, pour the tomatoes, continue to boil for 20 minutes;
5. Add salt, green onion, cilantro, continue to boil for 2 minutes, turn off the fire, you can.
6. Nutritious and delicious tomato fish head soup out of the pot.