1 box chocolate cake mix (prepared per package directions) & 1 extra egg
cocoa powder for dusting the pan
Preheat oven to 350° F. Grease 2 9 x 13″ sized pans with butter and dust with cocoa powder, set aside. Prepare cake according to package directions, but add in an extra egg to the mix. Split the batter evenly between the 2 pans and bake for 15 – 20 min until a toothpick comes out clean. Allow cakes to cool completely. Spread the filling on top of one of the cakes. Top the filling with the other cake. Note: Can also bake this in 2 9 x 9 round pans.
1 c butter, room temp
2 c Marshmallow Fluff
3 c powdered sugar
In stand mixer beat butter and Fluff together until smooth. Turn mixer to low and slowly add in powdered sugar. Turning mixer back up, continue mixing for 30 – 60 seconds until smooth.
1/2 c heavy cream
1 c semisweet chocolate chips
In 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.