Broccoli Casserole

2 Tbsp. butter
1/2 c. celery, diced
1/2 c. onion diced

Saute onion and celery in butter. Add:

1 pkg. chopped broccoli
1 small can milk
1 jar Cheez Whiz
1 can cream of chicken soup

Bake 45 minutes at 350 uncovered.