1 (20 oz.) pkg. frozen cauliflower/broccoli combination
1 (4 oz.) can mushrooms, drained
1/3 c. butter
1/3 lb. Velveeta cheese

Put frozen vegetables in 2-quart casserole. Saute mushrooms in butter, remove with slotted spoon and arrange over vegetables. Melt Velveeta cheese in remaining melted butter, pour all over vegetables and mushrooms. Bake for 1 hour or until vegetables are done at 350 degrees.