1 box chocolate cake mix
1 can sweetened condensed milk
1 jar caramel ice cream topping
8 oz. tub of Cool Whip
1 Heath bar, chopped
Bake cake as directed on box.
Cook, but while still slightly warm- poke holes in cake with the end of a wooden spoon.
Pour into holes- first the sweetened condensed milk and then caramel ice cream topping.
Let cake set for awhile in the refrigerator.
Just before serving top with 8 oz. of cool whip & sprinkle with the Heath bar pieces.