1 lb. lean hamburger meat
1 c. cooked rice
1/4 c. chopped onion
1/4 c. finely chopped celery
1/4 c. chopped bell pepper
1 can cream of mushroom soup or cream of celery

Brown hamburger meat and drain. Saute onions, bell pepper, and celery; drain. Mix all ingredients together and pout into casserole dish. Bake for 30 minutes or until bubbly at 350 degrees.