Heat oven to 350℉.
Line 3 sheet pans with parchment. Set aside.
In a medium bowl, whisk flour, baking powder, baking soda, salt, and gingerbread spice together. Set aside.
In the bowl of a stand mixer fitted with the paddle attachment, or with a hand held electric mixer, beat butter and brown sugar until light and fluffy.
Beat in egg.
Mix in molasses.
Stir in flour mixture only until no dry ingredients remain.
Use a 3 Tablespoon scoop to portion dough.
Roll each scoop of dough into a ball.
Roll in granulated sugar.
Place on prepared pan.
Bake for 16 minutes, or until done.