1 German Chocolate Cake Mix
1 (8 oz.) jar Caramel Sauce (ice cream topping)
4 Heath Candy Bars (crushed)
1 (8 oz.) Cool Whip

Bake cake according to directions; while warm, poke holes in cake top using wooden spoon. Pour Caramel topping over cake top, let cool completely. Sprinkle 1/2 of heath bars over cake; spread cool whip over top; sprinkle with remaining heath bars. Chill until set.