A quick marshmallow frosting is piled on top of the cake before ... Make the frosting: Place egg whites, sugar and cream of tartar in the bowl of a stand mixer and place the bowl over a small ...
Get the Sweet Potato Cupcakes with Marshmallow Frosting recipe at ... or finish it with a thick layer of cream cheese frosting. Easier than making a whole cheesecake, but still just as decadent ...