In order to make yummy fish soap, first of all Sauté onion, garlic, and olive oil in the heavy pan until they become golden.
Add clams, tomatoes, carrots, celery, broth, water and all spices.
Cook for about 1hour until it become thick. Add fish and scallops. Let them boil. Add shrimp.
Let it come to cook till fish become soft and ready to cut with a fork.