Product Features free way to bake ideal, crisp macaroons and delicious whoopie pies. L.D. 71, officially known as "An Act to Designate the Whoopie Pie as the State Dessert", read "The whoopie pie, a baked good made of two chocolate cakes with a creamy frosting between them, is the official state dessert".. 169 Degree Culinary Studio:Macron,Biscotti,Whoopie Pie,Coconut Macroon,Choco Pie Etc. 100% Vegetarian Contact:09425303939 Online Class Available Subscribe Us on YouTube n Like our Page on Facebook . Ever heard of a whoopie pie? They're a bit like a macaroon but with a more cake-like texture. Hugely popular Stateside, the name comes from when Amish women would put them in farmers' lunchboxes and they'd supposedly shout 'whoopie' if they found one in their box!. In a medium bowl, Beat together the butter, 100g sugar, 1/2 teaspoon salt and 1 tablespoon vanilla. Stir in the cooked milk mixture and beat for an additional 20 minutes, until really fluffy. Sandwich filling between two discs. ENJOY!!. The whoopie pie (alternatively called a black moon, gob [term indigenous to the Pittsburgh region], black-and-white, bob, or "BFO" for Big Fat Oreo [also recorded as "Devil Dogs" and "Twins" in 1835 ]) is a US baked product that may be considered either a cookie, pie or cake..