3 whoopi pie sandwich Recipes

makes 8 whoopie pies, dark chocolate, chopped (60-62% cacao--i used ghiradelli bittersweet chips and it was fine), dark brown sugar, egg, at room temperature, canola oil, unsalted butter, cool room temperature, all-purpose flour (sift first, then measure), unsweetened cocoa powder, baking powder, baking soda, salt, low-fat buttermilk, sugar, corn syrup, water, egg white, at room temperature, cream of tartar, unsalted butter, at cool room temperature, divided, pure vanilla extract or vanilla bean paste, sugar

baking cocoa, water, shortening, sugar, eggs, vanilla extract, all-purpose flour, baking soda, baking powder, salt, buttermilk, all-purpose flour, salt (just a dash would work), milk, shortening, sugar, vanilla extract