Learn how to prepare German Chocolate Whoopie Pies with this easy recipe. Follow along as chef Susie from Escoffier Online prepares this Valentine's Day recipe.. Heat oven to 180C/160C fan/gas 4 and line baking trays with parchment. Mix flour, cocoa, bicarb, sugar and a pinch of salt. Whisk the egg, oil and buttermilk together, then mix into dry ingredients with 75ml boiling water.. Bake in the preheated oven for 10 to 12 minutes. Let cakes cool then make sandwiches from two cakes filled with the filling. To Make Whoopie Pie Filling: Beat egg white and mix with the milk, 1 teaspoon vanilla and 125g of the icing sugar. Mix well then beat in the butter and the remaining sugar. Beat until light and fluffy. Pumpkin. To cook the pumpkin, either bake or steam it, then peel and . This recipe for Irish Coffee Whoopie Pies combines two great tastes that go great together, coffee and whiskey. The full-on coffee flavor comes from a stubbie of Stumptown Cold Brew and a few teaspoons of instant espresso.. 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".. You can make everything you want vegan, even whoopie pies, as this recipe will prove. Not quite a pie, not quite a cookie or cake, these fun desserts are somewhere in between and now they're vegan too..