Preheat oven to 350 degrees F (175 degrees C). Grease and flour 12 muffin cups.
In a medium bowl, cream together the butter and sugar until light and fluffy. Beat in the eggs one at a time. Stir in the nutmeg, cinnamon, vanilla extract, and eggnog. Combine the flour, baking powder, and salt; stir into the eggnog mixture just until blended. Spoon batter into the prepared muffin cups.
Bake in the preheated oven for 18 to 20 minutes, or until a toothpick inserted into the center of a cupcake comes out clean. Allow cupcakes to cool in the pan for 10 minutes before removing to cool completely on a wire rack.
Interesting Facts
Eggnog is an egg-based beverage that is popular during the Christmas season.
The addition of eggnog to cupcakes adds a unique flavor and makes them a perfect holiday treat.
Eggnog cupcakes can be topped with a variety of frostings, such as cream cheese frosting, whipped cream, or buttercream.