Double Chocolate Peppermint Whoopie Pies

Ingredients (19)

• 1 cup shortening
• 2 cups sugar
• 2 eggs
• 5 cups flour
• 3/4 cup cocoa
• 1 1/2 teaspoons salt
• 1 cup milk
• 1 Tablespoon vinegar
• 1 cup hot water
• 2 teaspoon soda
• 1 cup shortening
• 1 cup powdered sugar
• 1 1/3 cups marshmallow creme
• 4 oz. unsweetened chocolate, melted
• 1/4 teaspoon salt dissolved in 1 Tablespoon water
• 1 teaspoon vanilla extract
• 1 teaspoon peppermint extract
• 2 Tablespoons-1/4 cup milk
• 3-4 candy canes or peppermint mints