Step 1

Beat butter and 2 cups sugar with an electric mixer in a large bowl until creamy. Add eggs and vanilla; beat until smooth.

Step 2

Sift flour, pumpkin pie spice, baking powder, and salt together in a bowl. Add flour mixture to butter mixture and beat until flour is completely incorporated. Cover dough with plastic wrap and refrigerate until chilled, at least 1 hour.

Step 3

Preheat oven to 375 degrees F (190 degrees C). Spray baking sheets with cooking spray.

Step 4

Pour 1/4 cup sugar into a shallow bowl.

Step 5

Drop spoonfuls of dough 2 inches apart onto prepared baking sheets. Moisten the bottom of a glass with water and dip the glass in sugar. Gently flatten each drop of cookie dough with the bottom of the sugared glass.

Step 6

Bake cookies in the preheated oven until set, 5 to 7 minutes.