Poppy Seed Chicken Casserole
["4 chicken breasts, split, cooked and deboned", "1 stick margarine", "poppy seed", "1 can cream of chicken soup", "1 c. sour cream", "Ritz crackers"]
["Mix soup and sour cream; pour over chicken.", "Melt butter and pour over casserole.", "Crush crackers and cover casserole. Sprinkle with poppy seed.", "Bake 30 minutes at 350\u00b0."]
["chicken breasts", "margarine", "cream of chicken soup", "sour cream", "crackers"]