Broccoli Casserole - cooking recipe

Ingredients

1 large onion
1/2 stick margarine
1 pkg. frozen broccoli, thawed
1 1/2 c. rice, cooked
1 can cream of mushroom soup
1 (8 oz.) jar of Cheez Whiz

Preparation

Saute onion in margarine; add all ingredients and mix. Place in casserole dish; cover and bake at 350\u00b0 for 30 minutes.