Whoopie Pie Cookies

Ingredients

• ½ tsp salt
• 1 cup granulated sugar
• 2 tsp vanilla extract
• 1 tsp vanilla extract
• ½ cup tbsp vegetable oil
• ¼ tsp salt
• 1 cup powdered sugar
• ¾ cup unsweetened baking cocoa
• 1 cup unsalted butter, softened
• 2 large eggs, room temperature
• 2 tsp baking soda
• ½ tsp baking powder
• 4 tbsp milk
• 1 – 10 oz container marshmallow fluff
• 1 ¾ cups all-purpose flour