White Chocolate Chai Pumpkin Snickerdoodles

Name: White Chocolate Chai Pumpkin Snickerdoodles
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: American
Ingredients: 1 stick (8 tablespoons) salted butter, at room temperature; 1/2 cup packed light or dark brown sugar; 1/4 cup granulated sugar; 1/3 cup pumpkin butter ((see note)); 1 large egg; 2 teaspoons vanilla extract; 1 3/4 cups all-purpose flour ((see note)); 1/4 teaspoon baking soda; 1/4 teaspoon baking powder; 1/2 teaspoon ground cinnamon; 1/2 teaspoon kosher salt; 1/2 cup white chocolate chips; 1/3 cup granulated sugar; 2 teaspoons ground cinnamon; 1 teaspoon ground ginger; 1/2 teaspoon ground cardamom; 1/4 teaspoon freshly grated nutmeg; 1/4 teaspoon all-spice; 1 tiny pinch black pepper