German Chocolate Cake Frosting - cooking recipe

Ingredients

1 cup evaporated milk
1 cup sugar
1 egg yolk (I don't use it but the recipe calls for it)
1/2 cup butter
1 teaspoon vanilla
1 1/2 cups flaked coconut
1 cup chopped pecans

Preparation

In a medium sauce pan combine the first 5 ingredients over medium heat and stir until thickened, around 12-15 min.
Add the coconut and pecans, beat until thick enough to spread.