Broccoli Casserole

Ingredients

• 2 (10 oz.) boxes broccoli, cooked and drained
• 1 small onion, diced
• 1 c. diced celery or 1/2 tsp. celery seed
• 1 stick margarine
• 1 (8 oz.) Cheez Whiz
• 1 (4 oz.) can sliced mushrooms
• 1 (8 oz.) can sliced water chestnuts
• 1 can cream of chicken soup
• 1 can cream of celery soup
• 1 c. Minute rice