Whoopie Pie Filling
A whoopie pie would be nothing without its delicious filling. With only five simple ingredients, this filling is as delicious as it is easy. No matter what kind of whoopie pie cake used, this filling goes with everything. A classic gooey marshmallowy center is easily the best way to make the perfect whoopie pie. Make your day a little more tasty with this delicious whoopie pie filling recipe!