Spiced Eggnog Oatmeal Cream Pies

These are chewy cookies with oats and flavored with eggnog, cinnamon, and nutmeg. Sandwich them together with richly sweet and spiced eggnog buttercream. See my cookie shaping tips above before starting.

Ingredients

• 1 and 1/2 cups (190g) all-purpose flour (spooned & leveled)
• 1 teaspoon ground cinnamon
• 1/2 teaspoon ground nutmeg (I recommend freshly ground)
• 2/3 cup (53g) old-fashioned whole rolled oats
• 3/4 teaspoon baking soda
• 1/2 teaspoon salt
• 1/2 cup (8 Tbsp; 113g) unsalted butter, softened to room temperature
• 1 cup (200g) packed light or dark brown sugar (I recommend dark here)
• 2 Tablespoons (30ml) eggnog, at room temperature
• 1 large egg, at room temperature
• 1 teaspoon pure vanilla extract

Eggnog Buttercream Filling

• 10 Tablespoons (142g) unsalted butter, softened to room temperature
• 2 cups (240g) confectioners’ sugar
• 3 Tablespoons (45ml) eggnog, at room temperature
• 1/4 teaspoon pure vanilla extract
• pinch each salt, ground cinnamon, and ground nutmeg