Ingredients
1/2 cup sugar
1 tbsp. cornstarch
1 egg yolk, well beaten
3/4 cup evaporated milk
1/3 cup water
4 oz. sweet chocolate, broken into pieces
2 tbsp. butter
1 tsp. vanilla
1-1/3 cup flaked coconut
1 cup chopped walnuts

Combine sugar and cornstarch in a medium sized saucepan. Stir in egg yolk, milk, water and chocolate pieces. Bring to a boil over medium heat, stirring constantly. Allow to boil for one minute while still stirring. Remove from heat. Stir in butter, vanilla, coconut and nuts then allow to cool to a consistency that is easy to spread.