Broccoli-Rice Casserole
["2 1/4 c. uncooked packaged precooked rice", "10 oz. frozen chopped broccoli", "1/2 c. chopped celery", "1/4 c. chopped onion", "2 Tbsp. butter", "1 can cream of mushroom soup", "1/2 c. milk", "1 (8 oz.) jar Cheez Whiz"]
["Cook rice and set aside. Cook broccoli.", "Drain well.", "Cook celery and onion in butter until tender, not browned."]
["rice", "broccoli", "celery", "onion", "butter", "cream of mushroom soup", "milk"]