Using a standing mixer, cream together all ingredients until stiff and smooth peaks form
Using a cake slicer, slice a thin layer off the tops of the cakes to create a flat surface.
Place 1 cake layer on your serving plate.
Evenly cover the top with about 1 cup of frosting.
Top with 2nd cake layer and evenly cover the top with about 1 cup of frosting.
Top with the third cake layer.
Spread the remaining frosting all over the top and sides.
Using a frosting leveler, smooth frosting evenly and remove to create a naked look
Pipe larger dollops of frosting onto the top of the cake
Place the sliced orange along the bottom of the cake
Place the sliced lemons in between the larger dollops
Cut and enjoy!