• 1 cup (2 sticks) unsalted butter, soft
• 1 1/2 cups Imperial Sugar Extra Fine Granulated Sugar
• 1 cup Imperial Sugar Light Brown Sugar
• 4 large eggs, room temperature
• 1 tablespoon vanilla extract
• 3 cups all-purpose flour*
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• 2/3 cup unsalted butter, softened
• 6 cups Imperial Sugar Confectioners Powdered Sugar
• 1/2 cup heavy cream or milk
• 1 tablespoon + 2 teaspoons vanilla extract