01 -
Preheat oven to 350°F. Spray a 9x13-inch baking pan with nonstick spray and line with parchment paper, leaving an overhang on the sides for easy removal.
02 -
Combine diced apples, granulated sugar, and cinnamon in a medium skillet over medium heat. Cook for 5-7 minutes, stirring frequently until apples soften but retain shape and sugars caramelize. Remove from heat and cool to room temperature.
03 -
In a small bowl, whisk together all-purpose flour, baking powder, cinnamon, and salt. Set aside.
04 -
In a large bowl, mix light brown sugar, melted butter, vanilla extract, and maple extract using an electric mixer on medium-low speed until smooth, about 1-2 minutes.
05 -
Add eggs to the wet mixture and beat for 30 seconds to 1 minute until fully blended and fluffy.
06 -
Gently fold the flour mixture into the wet ingredients using a rubber spatula until just combined and no dry flour remains.
07 -
Using a slotted spoon, remove the cooked apples from liquid and fold them evenly into the batter with a large rubber spatula.
08 -
Spread the batter evenly in the prepared pan and bake for 25-30 minutes until the surface is lightly golden and a toothpick inserted in the center comes out clean or with few moist crumbs.
09 -
Remove baked apple brownies from oven and allow to cool completely on the countertop.
10 -
In a 3-quart saucepan over medium heat, combine melted butter, maple syrup, maple extract, cinnamon, and salt. Heat while whisking constantly for 2-3 minutes until melted and just beginning to bubble at edges. Remove from heat.
11 -
Whisk sifted powdered sugar into the saucepan until glaze is smooth and fully combined.
12 -
Pour the maple glaze evenly over the cooled apple brownies and spread to cover the surface uniformly.