Step 1

Preheat oven to 350 degrees. In a medium bowl combine flour, baking powder, baking soda, cinnamon, pumpkin pie spice and salt. Set aside.

Step 2

In a large bowl, cream butter and sugars. Add pumpkin puree, sour cream, egg and vanilla extract. Beat until creamy.

Step 3

Add dry ingredients to wet ingredients in three batches, being careful not to over mix.

Step 4

Drop 1 Tablespoon batter onto a parchment paper-lined cookie sheet and bake for 8-10 minutes, rotating the pan half way through. Let cookies cool for one minute on the cookie sheet then remove to a cooling rack.

Step 5

Pipe cinnamon cream cheese frosting between two cooled cookie halves and sandwich together.

Step 6

To make cream cheese frosting: cream 1/4 cup softened butter, 4oz cream cheese, 1/4 teaspoon cinnamon and 1/2 teaspoon vanilla until combined. Gradually mix in 2-3 cups powdered sugar until desired consistency of frosting is achieved.