Preheat oven to 350°
In a large mixing bowl, using an electric mixer, beat the 2 cups of butter on medium speed for thirty seconds.
Add granulated sugar, baking powder, baking soda, salt, cinnamon and nutmeg and beat until combined.
Add the two eggs and the vanilla and beat until combined
Beat in pumpkin
Beat in as much flour as you can with the mixer and then use a wooden spoon for the remaining amount.
Scoop cookie dough into heaping teaspoons and place 2 inches apart on ungreased cookie sheet, or a cookie sheet lined with parchment paper.
Bake for 10-12 minutes or until tops are set.
Allow cookies to rest on the cookie sheet for 2 minutes and then transfer to a wired rack to cool.