Crockpot Cajun Chicken, Vegetables, and Rice

INGREDIENTS

1/2 cup

(~2-3 stalks) celery

1 cup

(~1) small yellow onion

1 cup

(~1) small green bell pepper

1 tbsp

minced garlic

2 cans

EACH) stewed tomatoes*

1 lb

boneless skinless chicken thighs (breasts will also work)

2 cups

chicken stock or broth

1/2

to 1 full tablespoon Cajun seasoning

1/4 tsp

ground cayenne pepper

bay leaf

1 cup

rice (white or brown)

4 tbsp

butter

5 tbsp

white flour

Green onions, (optional)