01 -
Preheat your oven to 350°F (175°C). Line an 8x8 inch baking pan with parchment paper, letting the paper overhang the sides for easy removal later.
02 -
In a medium bowl, whisk together the flour, baking powder, salt, and 1 teaspoon of cinnamon.
03 -
In a large bowl, mix together the melted butter and 1 1/2 cups granulated sugar until smooth. Beat in the eggs one at a time, then stir in the vanilla extract.
04 -
Gradually fold the dry ingredients into the wet ingredients until just combined. Spread the batter evenly into the prepared pan.
05 -
Mix together the remaining 2 tablespoons of granulated sugar and 1 teaspoon of cinnamon. Sprinkle this evenly over the top of the batter.
06 -
Bake for 25-30 minutes, or until the edges are lightly golden and a toothpick inserted into the center comes out clean or with a few moist crumbs attached. Avoid overbaking to maintain the soft, chewy texture.
07 -
Allow the bars to cool completely in the pan on a wire rack. Use the parchment paper overhang to lift the bars out of the pan, then slice into squares or rectangles.