Turkey Casserole
["1 (8 oz.) carton sour cream", "2 cans cream of mushroom soup or cream of chicken soup", "1 small can sliced mushrooms", "about 1 lb. chopped turkey breast (or more)", "1 pkg. Ritz crackers", "1 stick margarine"]
["Mix sour cream, soup and mushrooms.", "Place chopped turkey in bottom of 9 x 13-inch pan and pour mixture over.", "Crumble crackers over top.", "Melt butter and pour over crackers.", "Bake at 350\u00b0 until crackers are browned (about 30 minutes)."]
["sour cream", "cream of mushroom soup", "mushrooms", "turkey breast", "crackers", "margarine"]