Chicken Casserole - cooking recipe

Ingredients

4 chicken breasts
2 Tbsp. rosemary leaves
2 stalks celery
1 c. cream of mushroom soup
1 (8 oz.) sour cream
1 small pkg. Pepperidge Farm herb mix
1 stick margarine
1 c. chicken broth (from chicken)

Preparation

Cover chicken breasts with water.
Add rosemary leaves and celery; boil until tender.
Save broth.