Join us when we feature our new mini treats box , including a cinnamon apple streusel cake and over a half pound their triple chocolate brownies, the ones Howie Mandel made famous! Stay with us to bake the best-ever Whoopie Pies! Here's what you'll need: 3 cups sugar 1 cup butter 4 eggs 1/2 cup vegetable oil 1 tablespoon vanilla extract 6 cups all-purpose flour 2 cups unsweetened cocoa powder (I love Hershey's) 1 teaspoon baking powder 1 1/2 tablespoons baking soda 1 teaspoon salt 3 cups whole milk Vanilla Bean Filling 3 cups shortening (Crisco hard shortening) 6 cups confectioners' sugar 3 C Marshmallow Fluff (approx 2 jars) Dash salt 2 teaspoons vanilla bean paste (can get at most groceries or at Trade Joe's for $4.99) or vanilla extract 2/3 - 1 Cup whole milk You'll also need: Sprinkles bag of Ghiradelli Bittersweet 60% chips piping bag (or large ziploc) Parchment A retractable ice cream scoop, about 1/3 C or a large spoon Stand or hand mixer 2 cookie sheets & spatulas