Broccoli Casserole

* 1 (10 ounce) packages frozen chopped broccoli
* 1 (10.75 ounce) cans condensed cream of mushroom soup
* 1 1/2 cups instant rice, dry
* 3/4 cup chopped onion
* 1/4 cup butter
* 1 (16 ounce) Cheese Whiz
* salt to taste
* ground black pepper to taste

Directions

1. Cook rice as directed on box.
2. Saute onions in margarine until soft, add broccoli and saute a few more minutes.

3. Mix together broccoli, soup, rice, onion, butter or margarine, and cheese. Season with salt and pepper to taste. Place in greased casserole dish.
4. Bake for 30 to 40 minutes at 350 degrees F until hot and bubbly.