Whoopie Pies Recipe | Food Network

Ingredients

• 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
• 1 teaspoon baking powder
• 1 1/2 tablespoons baking soda
• 1 teaspoon salt
• 3 cups milk
• Filling, recipe follows