“Whoopie!” exclaimed the Amish farmer. In his lunch box was an Oreo-like treat made with leftover cake batter. That is one rendition of the origin of the Whoopie Pie...History factoids and recipes for American classics such as the Whoopie Pie are featured in Jessie Oleson Moore’s The Secret Lives of Baked Goods. This recipe is adapted from Jessie Oleson's The Secret Lives of Baked Goods.
(Note: The addition of espresso and water is my adaptation of the cream filling recipe in
The Secret Lives of Baked Goods.)