Ingredients:

  • 1 1/2 cups (192g) all-purpose flour
  • 3/4 cup (75g) unsweetened cocoa powder
  • 1 1/2 teaspoons baking powder
  • 3/4 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 cup (200g) granulated sugar
  • 1/2 cup (100g) packed light brown sugar
  • 1/2 cup (120ml) vegetable oil
  • 1 cup (240ml) buttermilk
  • 2 large eggs
  • 2 teaspoons vanilla extract
  • 1 cup (240ml) boiling water
  • 8 ounces (225g) bittersweet chocolate, chopped
  • 1/2 cup (120ml) heavy cream
  • 7 ounces (200g) Marshmallow Fluff
  • 1/4 teaspoon vanilla extract (optional)
  • 4 graham crackers, finely crushed

Instructions:

  1. Whisk together flour, cocoa powder, baking powder, baking soda, and salt.
  2. Combine sugar, brown sugar, oil, buttermilk, eggs, and vanilla extract.
  3. Gradually add the dry ingredients to the wet ingredients.
  4. Fold in boiling water.
  5. Fill cupcake liners 2/3 full.
  6. Bake at 350°F (175°C) until a toothpick inserted comes out clean.
  7. Let cool in the pan for a few minutes, then transfer to a wire rack to cool completely.
  8. Heat heavy cream in a saucepan.
  9. Pour over chopped chocolate. Let sit, then whisk until smooth.
  10. Core the cooled cupcakes.
  11. Fill with chocolate ganache.
  12. Beat marshmallow fluff until smooth.
  13. Transfer to a piping bag fitted with a large round tip.
  14. Pipe ghost shapes onto each cupcake.
  15. Gently toast the marshmallow ghosts with a kitchen torch (or under a broiler) until golden brown.
  16. Sprinkle with graham cracker crumbs.
  17. Serve immediately.