Chocolate Caramel Nut Bars
["1 (14 oz.) pkg. Kraft caramels", "1 (5 oz.) can evaporated milk, divided", "1/2 c. melted margarine", "1 pkg. German chocolate cake mix with pudding", "1 1/2 c. chopped walnuts, divided", "1 c. chocolate chips, divided"]
["Heat oven to 350\u00b0.", "Melt caramels with 1/3 cup of the milk in heavy saucepan over low heat.", "Mix remaining milk, margarine and cake mix in large bowl.", "Press 1/2 of the cake mixture onto bottom of 9 x 13-inch pan.", "Bake 10 minutes.", "Sprinkle 1 cup of the walnuts and 1/2 of the chips over crust.", "Top with caramel mixture spreading to edges of pan.", "Top with teaspoonfuls of remaining cake mixture.", "Press gently into caramel mixture.", "Sprinkle remaining 1/2 cup nuts and 1/2 cup chips.", "Bake 18 minutes.", "Cool completely before cutting."]
["caramels", "milk", "margarine", "chocolate cake", "walnuts", "chocolate chips"]