1 1/4 cups all purpose flour 1 1/2 teaspoon baking powder 1/4 teaspoon salt 3/4 cup sugar 6 tablespoons butter, softened 1 large egg and 1 egg white 1 teaspoon vanilla extract 1/2 cup milk 1/8 cup Vodka 1/4 cup Kahlua, divided Preheat oven to 350 degrees Fahrenheit. Line a cupcake pan with paper liners. In a large bowl, mix together the flour, baking powder, and salt. Set aside. In a seperate bowl or in a stand mixer, beat together the sugar and butter until combined. Add egg and egg white, one at a time. Then add the vanilla, Vodka, and 1/8 cup of Kahlua. Gradually add the flour mixture in three additions, alternating with the milk in two additions, ending with the flour mixture. Bake 17 -20 minutes, or until a toothpick inserted in the middle of a cupcakes comes out clean. While the cupcakes are still warm, brush the tops with the remaining 1/8 cup Kahlua. Remove from pan and cool completely on a wire rack before frosting. Kahlua Buttercream recipe from Baked Perfection 1 stick of butter, softened 3 cups powdered sugar pinch of salt 3 - 4 tablespoons Kahlua Beat butter until creamy. Add salt. Add powdered sugar 1 cup at a time, beating until combined. Add Kahlua 1 tablespoon at a time until you reach desired consistency.