Rich Caramel Cake
["1 (14 oz.) pkg. caramels", "1/2 cup butter or margarine", "1 (14 oz.) can sweetened condensed milk", "1 box chocolate cake mix (18 1/4 or 18 1/2 oz. package)", "1 cup pecans (coarsely chopped)"]
["Preheat oven to 350\u00b0."]
["caramels", "butter", "condensed milk", "chocolate cake", "pecans"]