Yayi'S Chicken
["1/4 c. butter", "3 Tbsp. flour", "1 c. chicken broth", "1 c. milk", "1/2 c. onions, sliced", "1 (8 oz.) water chestnuts", "1 tsp. salt", "2 c. cooked chicken, chopped", "1 (3 oz.) can mushrooms", "1/4 c. chopped pimento", "1/4 c. sherry, optional"]
["Blend butter and flour; add broth and milk. Cook, stirring constantly over low heat & sauce is thick. Saute onion in a little butter, add rest of ingredients to sauce. Add sherry (optional). Serve in pasta shells."]
["butter", "flour", "chicken broth", "milk", "onions", "water", "salt", "chicken", "mushrooms", "pimento", "sherry"]