Broccoli-Cauliflower Casserole

1 pound frozen broccoli
1 pound frozen cauliflower
1 can cream of mushroom soup
1 small jar Cheez Whiz
1 small can French-fried onions

Place broccoli and cauliflower in a 9 x 13-inch baking dish on top of stove. Heat the soup and Cheez Whiz in a pan. Pour over the vegetables. Bake for 40 minutes at 325 degrees F. Place the onions on the vegetables during the last 10 to 15 minutes.zle crumbs with the melted butter. Bake in 350 degree F oven for 30 minutes.