BOUILLABAISSE/CONTADINA Stewed Tomatoes

Here is CONTADINA Stewed Tomatoes' excellent version of bouillabaisse.

1 cup chopped onion
1 cup chopped celery
2 tablespoons salad oil
31/4 cups (two 141/2-ounce cans)
CONTADINA Stewed Tomatoes
2/3 cup (6-ounce can) CONTADINA Tomato Paste
11/2 cups water
1 crushed large garlic clove
1 teaspoon thyme leaves
1 teaspoon oregano leaves
1 teaspoon salt
1/4 teaspoon pepper
1'/2 pounds fresh clams in shell
2 cups boiling water
4 packets HERB-OX Beef Flavored Instant Broth and Seasoning
1 quart milk
2 cups grated Cheddar cheese (1/2 pound)
11/2 pounds white fish
V2 pound shelled, deveined raw shrimp

Sauté onion and celery in oil in 5-quart Dutch oven until tender. Add tomatoes, tomato paste, water, garlic, thyme, oregano, salt, and pepper. Break up tomatoes. Cover and simmer 30 minutes. Scrub clams under run­ning water. Place in large saucepan. Add a half-inch boiling water. Cover and cook over medium heat until shells just open, about 5 minutes. Strain clam liquid through paper towels; reserve 1 cup. Keep clams warm. Cut fish into bite-size pieces. Add to tomato mixture. Cook until fish is almost done, about 10 to 15 minutes. Add shrimp; cook additional 5 minutes. Add reserved clam liquid and clams. Heat just to serving tempera­ture. Makes 12 cups.