Apple Cinnamon Spice Whoopie Pies

Bahan-bahan (18 porsi)

• 2 cups (480ml) apple cider
• 3 cups (375g) all-purpose flour (spooned & leveled)
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1 and 1/2 teaspoons ground cinnamon
• 1/2 teaspoon ground ginger
• 1/2 teaspoon ground nutmeg
• 1/2 teaspoon salt
• 1/2 cup (8 Tbsp; 113g) unsalted butter, softened to room temperature
• 3/4 cup (150g) granulated sugar
• 1/4 cup (50g) packed light or dark brown sugar
• 2 Tablespoons (30ml) vegetable oil (or melted coconut oil)
• 3/4 cup (180g) unsweetened applesauce, at room temperature
• 2 large eggs, at room temperature
• 1 teaspoon pure vanilla extract
• optional: cinnamon sugar for topping (see note)
• 3/4 cup (12 Tbsp; 170g) unsalted butter, softened to room temperature
• 4 cups (480g) confectioners’ sugar
• 1/2 teaspoon ground cinnamon
• 1/8 teaspoon ground nutmeg
• 1/8 teaspoon ground ginger
• 3 Tablespoons (45ml) apple cider (or milk)
• 1 teaspoon pure vanilla extract
• pinch of salt