Cream Filling

2 large eggs
1 1/2 cups milk
1/3 cup granulated sugar
2 tablespoons cornstarch
1/8 teaspoon salt
2 teaspoons vanilla
Cake

Baking spray with flour to grease pan
1 1/4 cups all-purpose flour or 1 1/2 cups cake flour
1 cup granulated sugar
1/3 cup butter or margarine, room temperature
3/4 cup milk
1 1/2 teaspoons baking powder
1 teaspoon vanilla
1/2 teaspoon salt
1 large egg
Chocolate Icing

3 tablespoons butter or margarine
3 oz unsweetened baking chocolate
3 to 4 tablespoons water
1 cup powdered sugar
3/4 teaspoon vanilla