Creole Succotash from Treme

Name: Creole Succotash from 'Treme'
Ingredients: 2 tablespoons unsalted butter; 1 (28-ounce) can crushed tomatoes; 1 yellow onion, chopped; 1 green bell pepper, seeded and chopped; 2 celery stalks, chopped; 1 pound fresh or frozen okra, trimmed and cut crosswise into 1-inch pieces; 1 pound fresh or frozen lima beans; 1 pound fresh or frozen corn kernels; 1 pound smoked pork sausage, cut crosswise into 3/4-inch slices; 1 pound boneless smoked ham, cut into 1-inch cubes; 2 bay leaves; Pinch of dried thyme; 1/2 to 1 cup water, if needed; 1 pound shrimp; Hot cooked rice for serving