Preheat the oven to 375 degrees. Line three baking sheets with parchment paper.
In a medium bowl, cream together the sugars and butter. Add pumpkin puree and egg and mix well.
In a small bowl mix together flour, baking soda, salt, and spices
Add the flour mixture to the batter. Mix well.
Fold in the white chocolate chips.
Drop the batter by tablespoons onto prepared pans. Slightly flatten the cookies before baking.
Bake at 375 degrees for 9-11 minutes.
Allow the cookies to cool completely.
Frost one cookie with cream cheese frosting and top with an additional cookie.
Store in an airtight container for up to 5 days.