Chocolate Coconut Cake

Ingredients
- 1 pkg white cake mix
- 4 sq unsweetened chocolate
- 1 large container Cool Whip
- 1 13 c coconut
- 2 c 1 box confectioners sugar
- 1 egg yolk
- 2 Tbsp large hot water
- 3 Tbsp butter or margarine
- 1 Tbsp vanilla
Directions
- Prepare cake mix as directed on package
- Chop 2 squares of the chocolate into cake mix
- Bake cake in 4 layers