Broccoli Casserole - cooking recipe

Ingredients

2 Tbsp. onion, diced
2 Tbsp. margarine
1 can mushroom pieces, drained
1 can cream of mushroom soup, undiluted
4 c. cooked rice
2 (10 oz.) pkg. broccoli pieces, cooked
1/2 c. chopped celery
1/2 c. milk
1 small jar Cheez Whiz
dash of garlic powder
8 oz. pkg. cream cheese
salt and pepper to taste

Preparation

Saute onion and celery in margarine.
Mix all ingredients together. Pour into a large casserole dish. Bake, covered, at 350\u00b0 for the first 1/2 hour.
Remove lid for the last 15 minutes.