Midnight Marshmallow Cupcakes

Step 1 -Preheat the oven to 350 degrees F.

Step 2 -Line two 12-cup cupcake pans with cupcake liners.

Step 3 -Prepare the Devil's food cake batter according to the package directions.

Step 4 -Fill each of the cupcake liners 2/3 full with the batter.

Step 5 -Bake the cupcakes until a toothpick inserted into the center comes out clean, about 20 minutes.

Step 6 -Let the cupcakes cool for 10 minutes.

Step 7 -Using a teaspoon, scoop a small well out of each of the cooled cupcakes. Reserve the crumbs for garnish.

Step 8 -Place the marshmallows into each well.

Step 9 -Bake until the marshmallows puff, about 5 minutes.

Step 10 -Allow the cupcakes to cool to room temperature.

Step 11 -While the cupcakes are cooling, in a large bowl, using a hand mixer, beat the butter, the powdered sugar, the cocoa powder, the vanilla, and the salt.

Step 12 -Beat the heavy cream into the cocoa mixture, adding more by the tablespoon if needed, until the consistency is creamy but able to hold peaks.

Step 13 -Pipe the frosting onto the cooled cupcakes. Sprinkle with the reserved cupcake crumbs.

Step 14 -Serve.