Spread pumpkin puree on a plate and blot with paper towels to remove excess moisture. reduce to a little less than 1/4 cup
½ cup canned pumpkin puree
Whisk flour, pumpkin pie spice, cinnamon, baking soda, baking powder, and salt in a bowl.
1 ¾ cups all-purpose flour, 1 tbsp pumpkin pie spice, ½ tsp cinnamon, ½ tsp baking soda, ½ tsp baking powder, ½ tsp salt
Cream butter and brown sugar until fluffy (~2 min).
¾ cup unsalted butter, 3/4 cup light brown sugar
Mix in pumpkin puree, egg yolks, and vanilla until combined.
2 large egg yolks, 2 tsp vanilla extract
Gradually add dry ingredients until just combined. Dough should be slightly sticky but firm.