Broccoli Casserole - cooking recipe

Ingredients

1 1/2 c. cooked rice
1/2 c. chopped celery
1/2 c. onion
1 stick margarine
1 can mushroom soup
1 pkg. frozen broccoli

Preparation

Mix together all ingredients.
Pour into a 1-quart casserole. Bake 45 minutes at 350\u00b0.