This is always a treat for my son, these have to one of his favorite snacks of all time. I hope to change this towards smoothies and yogurt based snacks soon. 2 cups flour 1/2 cup cocoa powder 1 1/2 tsp baking powder pinch salt 3 eggs 3/4 cup oil 1 1/4 cups sugar 1 1/2 cups pureed beets 1 tsp vanilla 1. Sift together the dry ingredients (except the sugar) and set aside. Whisk together the remaining ingredients in another bowl. Add the wet ingredients to the dry ingredients and stir until combined. 2. Drop tablespoons of batter onto parchment lined baking sheets. Bake for about 10 minutes at 350 degrees or until the cakes are fully cooked and slightly cracked on top. Filling for the Whoopie Pies 2 Tbsp softened butter 3 Tbsp marshmallow fluff 1 cup confectioners’ sugar 1-2 Tbsp milk 3. Mix until smooth. Slather a dollop of frosting on the flat side of a cooled cake and sandwich with another cake.