- 1 box Chocolate cake mix (prepared per package directions) + 1 extra egg
- cocoa powder for dusting the pan
- 1 cup butter, room temperature
- 2 cups Marshmallow Fluff
- 3 cups powdered sugar
- 1/2 cup heavy cream
- 1 cup semisweet chocolate chips
1Preheat oven to 350°
2Grease 2 9×13 sized pans with butter and dust with cocoa powder, set aside.
3Prepare cake according to package directions, but add in an extra egg to the mix.
4Split the batter evenly between the 2 pans and bake for 15-20 minutes until a toothpick comes out clean.
5Allow cakes to cool completely.
1In stand mixer beat butter and Fluff together until smooth.
2Turn mixer to low and slowly add in powdered sugar. Turning mixer back up, continue mixing for 30-60 seconds until smooth.
3Spread the filling on top of one of the cakes. Top the filling with the other cake.
1In small saucepan bring the heavy cream to almost a boil. Remove from heat and stir in chocolate chips. Allow to cool for 10 minutes and then pour over top of cake.