– 2 cups flour – ½ cup sugar – 2 tsp baking powder – ½ tsp baking soda – ½ tsp salt – 2 tsp pumpkin pie spice – ¼ cup cold butter, cubed – ¾ cup pureed pumpkin – 1/4 cup milk – 1/2 cup dark chocolate chunks – 1/4 cup milk, for spreading on top of scones – 1 tbsp raw sugar