½ cup oil 2 cups chopped onion 1 cup chopped green bell pepper 1 cup chopped celery 2 teaspoons minced garlic 2 cups whole tomatoes 1 tablespoon paprika ¼ teaspoon cayenne pepper 1 teaspoon Worcestershire powder 1 teaspoon sugar 1 teaspoon salt 3 cups water 1 bay leaf 3 pounds raw shrimp, peeled and deveined 2 tablespoons cornstarch, optional Hot cooked rice Sauté, in hot oil, onion, green pepper, celery and garlic, until tender. Stir in tomatoes and brown lightly. Add paprik