– 1/2 cup (115 grams) unsalted butter , softened – 1/2 cup (100 grams) granulated sugar – 1/4 cup (50 grams) light brown sugar , lightly packed – 1/4 cup (60 grams) pumpkin puree – 1 large egg yolk , room temperature – 1 teaspoon pure vanilla extract – 1 and 1/2 cups (190 grams) all-purpose flour (spooned & leveled) – 1 teaspoon pumpkin pie spice – 1/2 teaspoon ground cinnamon – 1/2 teaspoon baking soda – 1/4 teaspoon salt – 3/4 cup (130 grams) semi-sweet chocolate chip