Broccoli Casserole - cooking recipe

Ingredients

3 Tbsp. butter
1 c. chopped onion
1 c. chopped celery
1 c. cream of mushroom soup
1 soup can milk
1 small jar Cheez Whiz
2 c. cooked rice
2 (10 oz.) boxes frozen chopped broccoli

Preparation

Bake at 350\u00b0 for 30 minutes.