Pumpkin Donut Muffins

• 1/2 tsp Ginger, ground

• 15 oz Pumpkin puree

• 2 Eggs

• 3 cups All-purpose flour

• 2 1/2 tsp Baking powder

• 1/4 tsp Baking soda

• 3/4 cup Brown sugar, light

• 4 tsp Cinnamon, ground

• 3/4 cup Granulated sugar

• 1 tsp Salt

• 14 tbsp Butter

• 1/3 cup Buttermilk