Slow Cooker Gumbo

Ingredients:
3 Tbs flour
3 Tbs oil
1/2 lb smoked sausage, sliced
2 c frozen cut okra
1 large onion, chopped
1 large green bell pepper, chopped
3 cloves garlic, minced
1 can diced tomatoes
12 oz pkg shrimp
1 1/2 c rice, prepared according to package
1/4 tsp cayenne
salt and pepper to taste

1. In a small saucepan, combine flour and oil, mixing well
2. Cook mixture, stirring constantly over medium-high heat, about 10 minutes or until mixture turns reddish brown.  This is your roux.
3. Place roux in the bottom of the slow cooker.  Stir in all remaining ingredients except shrimp or rice.  Cover and cook on high for 3-5 hours, or low for 7-9 hours
4. When ready to serve, add shrimp and cook on low for an additional 15-20 minutes.  Serve gumbo over rice