01 -
Beat softened butter, packed brown sugar, and granulated sugar together on medium speed until light and fluffy, about 2 to 3 minutes. Scrape down the sides of the bowl as needed to ensure even mixing.
02 -
Add pumpkin purée, vanilla extract, and egg to the creamed mixture and beat until just combined. The mixture may appear slightly curdled, which is normal.
03 -
Whisk together flour, baking soda, baking powder, pumpkin pie spice, and salt in a separate bowl until evenly distributed.
04 -
Gradually add the dry ingredients to the wet mixture, mixing at low speed just until incorporated to avoid overmixing and maintain tenderness.
05 -
Gently fold the semi-sweet chocolate chips into the dough with a spatula until evenly dispersed.
06 -
Cover and refrigerate the dough for at least 30 minutes to control spreading and intensify flavors, resulting in thicker, chewier cookies.
07 -
Preheat oven to 350°F (175°C). Line baking sheets with parchment paper. Drop tablespoon-sized mounds of dough two inches apart. Bake for 10 to 12 minutes until edges lightly brown and centers are set but soft.
08 -
Let cookies cool on the baking sheet for five minutes before transferring to a wire rack to cool completely. Serve warm or at room temperature.