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S’mores cupcake with toasted marshmallow frosting, chocolate ganache drizzle, and graham cracker crumbs on top

Homemade S’mores Cupcakes with Marshmallow Frosting

Ovenly Magic
Print Recipe Pin Recipe
Prep Time 25 minutes
Cook Time 15 minutes
Chilling Ganache Time 2 hours
Total Time 2 hours 40 minutes
Course cupcake
Cuisine American
Servings 12 Cupcakes

Ingredients
  

Graham Cracker Crust

  • 1 cup graham cracker crumbs
  • 1 tbsp melted butter
  • 4 tbsp sugar
  • ⅛ tsp salt

Chocolate Cupcake Batter

  • ¾ cup all-purpose flour
  • ½ cup unsweetened cocoa powder
  • 1 tsp espresso powder
  • ¾ tsp baking powder
  • ½ tsp baking soda
  • ¼ tsp salt
  • 2 Large eggs
  • ¼ cup sugar
  • ½ cup brown sugar
  • ⅓ cup neutral oil
  • 2 tsp vanilla bean paste
  • ½ cup buttermilk

Chocolate Ganache Filling

  • 14 ounces chocolate
  • ½ cup heavy cream

Marshmallow Frosting (Swiss Meringue)

  • 4 Large egg whites
  • ¾ cup sugar
  • ¼ cup corn syrup
  • ½ tsp cream of tartar
  • 1 tsp vanilla bean paste

Instructions
 

  • Preheat and Prepare Pan: Preheat oven to 350ºF (177ºC). Line a 12-cup muffin pan with cupcake liners and lightly spray.
  • Make Graham Cracker Crust: Mix graham cracker crumbs, butter, sugar, and salt. Press 2 tablespoons into each liner. Bake 5–6 min cool.
  • Prepare Cupcake Batter: Sift dry ingredients. Whisk wet ingredients, then combine with dry ingredients. Divide over crusts.
  • Bake Cupcakes: Bake 16–18 min, until tops spring back gently and a toothpick comes out mostly clean. Cool completely.
  • Make Ganache: Heat cream until just simmering. Pour over chopped chocolate; stir until smooth. Chill 2 hours.
  • Make Frosting: Whisk egg whites, sugar, and corn syrup over double boiler until 110ºF. Transfer to mixer, add cream of tartar and vanilla, whip to stiff peaks.
  • Assemble: Core cupcakes, fill with ganache, replace tops. Pipe frosting, toast lightly, drizzle ganache, sprinkle graham crumbs.

Storage Tips

  • Room Temperature: Airtight container, 1–2 days.
  • Refrigerate: Up to 5 days; bring to room temp before serving.
  • Freeze: Wrap individually, up to 2 months; thaw in fridge overnight or a few hours at room temp.
Keyword S’mores Cupcakes