Thanksgiving Sugar Cookies

Step 1 -In a large bowl, add 1 cup of the butter, the pumpkin purée, the sugar, 2/3 cup of the powdered sugar, the vanilla, and the eggs and mix until smooth.

Step 2 -In another bowl, add the flour, the baking soda, the cream of tartar, the salt, and the pumpkin pie spice and whisk to combine.

Step 3 -Gradually mix the flour mixture into the pumpkin mixture until it is incorporated.

Step 4 -Wrap the dough in plastic wrap, then let it chill in the refrigerator for 30 minutes.

Step 5 -Preheat the oven to 350 degrees F.

Step 6 -Lightly coat a baking sheet with cooking spray.

Step 7 -In batches, roll the chilled dough into 2-inch-thick balls, then place them on the prepared baking sheet.

Step 8 -Use the bottom of a tall glass to flatten the dough balls to 1/2-inch thickness.

Step 9 -Bake the cookies until they start to look dry, about 10-14 minutes.

Step 10 -Allow the cookies to cool completely on the baking sheet. Repeat the baking process until all of the dough is used.

Step 11 -Before serving, in a medium bowl, add the remaining butter and the cream cheese and use an electric hand mixer to cream them together.

Step 12 -Mix the sour cream into the butter-cream cheese mixture.

Step 13 -Gradually mix the remaining powdered sugar into the frosting mixture.

Step 14 -Frost the cookies immediately before serving.

Step 15 -Serve.