Copycat Zebra Cakes

Description:

Ingredients:

Cake:
3/4 cup unsalted butter, room temperature
3/4 cup Imperial Sugar Extra Fine Granulated Sugar
4 eggs, room temperature
1 teaspoon vanilla extract
2 1/2 cups all-purpose flour*
1 1/2 teaspoons baking powder
1 teaspoon salt
2/3 cup whole milk

Filling:
3/4 cup unsalted butter, room temperature
3/4 cup marshmallow creme
1 teaspoon vanilla extract
1 1/2 cups Imperial Sugar Confectioners Powdered Sugar
1-2 tablespoons heavy cream

Coating:
4 (4 oz) white chocolate baking bars, roughly chopped
1 (4 oz) unsweetened chocolate baking bar, roughly chopped