Oven Baked Jambalaya

Name: Oven Baked Jambalaya
Ingredients: 0.5 cup butter; 1 large onion, diced; 1 large green bell pepper, chopped; 4 stalks celery, chopped; 4 cloves garlic, minced; 1 (6 ounce) can tomato paste; 3 bay leaves; 3 tablespoons Creole seasoning blend (such as the one linked in the footnote); 4 teaspoons Worcestershire sauce; 2 (28 ounce) cans whole peeled tomatoes; 7 cups chicken stock; 3 cups chopped cooked ham; 3 cups cooked andouille sausage, sliced; 3 cups cooked chicken, cut into bite-sized pieces; 3 cups frozen cooked shrimp; 4 cups uncooked long-grain white rice