Southern Moon Pies

INGREDIENTS

• 1/2 cup butter, softened
• 1 cup white sugar
• 1 egg
• 1 cup evaporated milk
• 1 teaspoon vanilla extract
• 2 cups all-purpose flour
• 1/2 teaspoon salt
• 1/2 cup unsweetened cocoa powder
• 1 1/2 teaspoons baking soda
• 1/2 teaspoon baking powder
• 1 cup confectioners' sugar
• 1/2 teaspoon vanilla extract
• 1 cup marshmallow creme