01 -
Set the oven temperature to 350°F (175°C) and allow it to fully heat.
02 -
In a mixing bowl, whisk together flour, baking powder, salt, and ground cinnamon until evenly incorporated.
03 -
In a separate bowl, beat softened butter with granulated and brown sugars until the mixture is light and fluffy.
04 -
Add the egg and vanilla extract to the creamed mixture and beat until fully blended and smooth.
05 -
Gradually fold the dry ingredients into the wet mixture, stirring just until combined to form the dough.
06 -
Mix brown sugar and ground cinnamon in a small bowl until thoroughly combined.
07 -
Spread half of the dough onto a sheet of parchment paper, evenly sprinkle with the cinnamon sugar filling, then carefully roll the dough into a tight log.
08 -
Cut the rolled dough into 24 even slices and place them on a parchment-lined baking sheet, spacing them slightly apart.
09 -
Bake in the preheated oven for 10 to 12 minutes or until the cookies turn golden brown around the edges.