Broccoli Rice Casserole
["1 stick margarine", "1 onion, finely chopped", "1 (10 oz.) pkg. chopped frozen broccoli", "1 can cream of mushroom soup", "1 jar Cheez Whiz", "1 1/3 c. Minute rice, cooked"]
["Brown onion in melted margarine.", "Add broccoli.", "When broccoli is thawed, add remaining ingredients.", "Mix well.", "Pour into baking dish.", "Bake, covered, at 375\u00b0 for 30 minutes."]
["margarine", "onion", "frozen broccoli", "cream of mushroom soup", "rice"]