Black Bean and Corn Casserole

1 15 oz. can whole kernel corn, drained
1 15 oz. can black beans rinsed and drained
1 c. Salsa
1/2 tsp. coriander
1/2 tsp. cumin
1 22 oz. package grilled and ready chicken
1/2 c. shredded cheese

Preheat oven to 325º.  In a 2 qt casserole dish combine corn, beans, salsa, coriander and cumin.  Stir in grilled and ready chicken.  Top with cheese.  Bake uncovered 35-40 minutes.  Top with sour cream if desired.  Serve with a green salad.