Homemade Sin Dessert

Mix and melt caramels with 1/3 cup evaporated milk, stirring often. Preheat oven to 350 degrees. Separately. combine cake mix with margarine, 1/3 cup evaporated milk (or more if needed) and nuts. Place half the mixture into a greased 13 x 9 inch pan. Bake 6 minutes, Sprinkle baked mixture wit chocolate chips, then spread with caramel mixture. Spread remaining mixture on top. Bake 15 to 18 minutes. Let cool then cut into squares.