For the Cupcakes:
1½ cups all-purpose flour
3 tablespoons cocoa powder
½ teaspoon baking soda
¼ teaspoon salt
¾ cup granulated sugar
½ cup unsalted butter, at room temperature
1 egg
½ cup buttermilk
¾ cup Coke (don’t use diet)
1½ teaspoons vanilla extract
1 (21-ounce) can cherry pie filling

For the Glaze:
¾ cup powdered sugar
2 tablespoons Coke

For the Icing:
1 cup heavy whipped cream
4 tablespoons powdered sugar
Maraschino Cherries, for garnish