Preheat oven to 350 degrees. In a large bowl beat the 2 cups of butter with an electric mixer on medium speed for 30 seconds. Add granulated sugar, baking powder, baking soda, salt, the 1 teaspoon cinnamon, and the nutmeg. Beat until combined. Beat in the eggs and 2 teaspoons of vanilla until combined. Beat in pumpkin. Beat in as much of the four as you can with the mixer. Stir in remaining flour with a wooden spoon. 1 Preheat oven to 350 degrees. In a large..