Chocolate-Caramel Layer Squares
["1 (14 oz.) bag caramels", "2/3 c. evaporated milk, divided", "1 (18 oz.) pkg. regular German chocolate cake mix", "3/4 c. butter or oleo, softened", "1 c. chopped nuts", "1 (6 oz.) pkg. semi-sweet chocolate morsels"]
["Combine caramels and 1/3 cup milk in top of double boiler. Cook and stir constantly until caramels are completely melted. Remove from heat."]
["caramels", "evaporated milk", "regular German", "butter", "nuts", "semi-sweet chocolate morsels"]