Oven Baked Jambalaya

butter

large onion, diced

large green bell pepper, chopped

stalks celery, chopped

garlic, minced

tomato paste

bay leaves

Creole seasoning blend (such as the one linked in the footnote)

Worcestershire sauce

whole peeled tomatoes

chicken stock

chopped cooked ham

cooked andouille sausage, sliced

cooked chicken, cut into bite-sized pieces

frozen cooked shrimp

uncooked long-grain white rice