Whoopie Pies

Ingredients

• 1 cup white sugar
• 0.5 cups shortening
• 2 eggs , separated, divided
• 2 cups all-purpose flour
• 5 tablespoons unsweetened cocoa powder
• 1 teaspoon baking powder
• 1 teaspoon baking soda
• 0.5 teaspoons salt
• 1 cup milk
• 1 teaspoon vanilla extract

Instructions

1. 1

   Preheat the oven to 350 degrees F (180 degrees C). Grease cookie sheets.

2. 2

   Make the cookies: Beat sugar, shortening, and egg yolks together in a large bowl with an electric mixer until light and fluffy.

3. 3

   Sift flour, cocoa, baking powder, baking soda, and salt together in a separate bowl; add to shortening mixture in batches, alternating with milk, beating briefly after each addition until smooth. Stir in vanilla. Drop spoonfuls of dough 2 inches apart onto the prepared baking sheets.

4. 4

   Bake in the preheated oven for 10 to 15 minutes; transfer to a wire rack and allow to cool completely.

5. 5

   Make the filling: Beat confectioners' sugar, shortening, reserved egg whites, and salt together in a large bowl with an electric mixer until light and fluffy. Stir in vanilla.

6. 6

   Choose 2 cookies of the same size; spread a thick layer of filling on the flat side of one cookie; top with remaining cookie. Repeat with remaining cookies and frosting.