🥣 Ingredients needed to make Cinnamon Whoopie Pies

For the cake layers:

• 2 cups (240 g) all-purpose flour
• 1 tsp ground cinnamon
• ½ tsp ground ginger (optional)
• ½ tsp ground nutmeg (or pumpkin pie spice)
• 1 tsp baking soda
• ½ tsp salt
• ½ cup (113 g) unsalted butter, softened
• ¾ cup (150 g) granulated sugar
• ¼ cup (50 g) brown sugar
• 1 large egg
• ⅔ cup (160 ml) buttermilk or milk
• 1 tsp vanilla extract

For the filling (cream cheese or buttercream):

• 6 oz (170 g) full-fat cream cheese, softened
• 1½ cups (≈180–200 g) powdered sugar
• 1 tsp vanilla extract
• ¼–½ tsp ground cinnamon
• Optional: pinch of nutmeg or allspice

Optional finishing touches:

• Cinnamon sugar dusting
• Chopped pecans or walnuts
• Drizzle of white chocolate