S’mores Whoopie Pies – Cooking Panda

Ingredients

• 2 1/4 cup flour
• 1 1/2 tsp baking powder
• 1/2 tsp salt
• 1/2 tsp cinnamon
• 8 tbsp butter unsalted, at room temperature
• 1 cup dark brown sugar packed
• 2 large eggs
• 1/2 cup buttermilk
• 2 tbsp milk
• 1/2 tsp vanilla extract
• 1 tsp baking soda
• 1 tsp white vinegar
• 1 tsp vanilla extract
• 2 1/2 cups marshmallow fluff
• 1 1/4 cup butter
• 1 cup powdered sugar
• 1 tbsp vanilla extract
• 1 cup chocolate
• 1/2 cup heavy cream