Is it a cake? Is it a cookie? With such deliciously soft and sweet cream-filled snacks, does it matter? The Internet is abuzz with recipes and stories of whoopie pie folklore, while customers everywhere are descending on bakeries in droves demanding these delectable treats. This adorable volumethe only cookbook devoted entirely to whoopie piesfeatures more than 40 mix-and-match recipes, including the classic chocolate with marshmallow cream and a range of bright flavor combinations such as red velvet, green tea, pumpkin with a tangy cream cheese filling, and oatmeal with, yes, maple-bacon buttercream. With a puffy cover as soft as cake, plenty of color photos and hand-drawnillustrations, dozens of DIY decorating instructions, fun facts and baking tips, Whoopie Pies will make a ...
© 2013 Sarah Billingsley / Chronicle Books · Reproduced with permission.

In the work bowl of a stand mixer fitted with the paddle attachment, beat together the Marshmallow Fluff and the vegetable shortening, starting on low and increasing to medium speed until the mixture is smooth and fluffy, about 3 minutes. Reduce the mixer speed to low, add the confectioners’ sugar and the vanilla, and beat until incorporated. Increase the mixer speed to medium and beat until fluffy, about 3 minutes more.