GrannyS Walnut Cake

Ingredients
- 1 box Duncan Hines yellow cake
- 2 pkg black walnuts
- 1 big tub Cool Whip
Directions
- Chop the walnuts into small pieces
- Prepare cake mix as directed fold in walnut pieces
- Bake according to directions in 8-inch round pans
- Allow cake to cool completely before frosting Generously spread Cool Whip on cake