Introduction
This S’mores Cake takes everything you love about classic campfire s’mores and turns it into a decadent, layered chocolate cake with graham cracker crumbs, marshmallow frosting, and a gooey chocolate ganache. The best part? No campfire needed!
Ingredients
For the Chocolate Cake:
- 1 ¾ cups all-purpose flour
- ¾ cup unsweetened cocoa powder
- 2 cups granulated sugar
- 1 ½ teaspoons baking powder
- 1 ½ teaspoons baking soda
- ½ teaspoon salt
- 2 large eggs
- 1 cup whole milk
- ½ cup vegetable oil
- 2 teaspoons vanilla extract
- 1 cup hot water
For the Marshmallow Frosting:
- 1 (7 oz) jar marshmallow fluff
- ½ cup unsalted butter, softened
- 2 cups powdered sugar
- 1 teaspoon vanilla extract
For the Chocolate Ganache:
- 1 cup heavy cream
- 1 ½ cups dark chocolate chips
For Garnish:
- Graham cracker crumbs
- Toasted marshmallows
- Chocolate chunks

Directions
Step 1: Make the Chocolate Cake
- Preheat oven to 350°F (175°C). Grease two 9-inch cake pans and line with parchment.
- In a bowl, mix flour, cocoa powder, sugar, baking powder, baking soda, and salt.
- Add eggs, milk, oil, and vanilla extract, and mix until smooth.
- Stir in hot water—batter will be thin.
- Pour into cake pans and bake for 30-35 minutes.
Step 2: Make the Marshmallow Frosting
- Beat butter and powdered sugar together until fluffy.
- Mix in marshmallow fluff and vanilla extract.

Step 3: Make the Chocolate Ganache
- Heat heavy cream until steaming, then pour over chocolate chips.
- Stir until smooth.
Step 4: Assemble the Cake
- Spread marshmallow frosting between cake layers.
- Pour ganache over the cake and smooth it out.
- Top with toasted marshmallows, graham cracker crumbs, and chocolate chunks.