Step 1

Preheat the oven to 350 degrees and grease an 8x8 baking dish with nonstick cooking spray.

Step 2

Whisk together the butter and brown sugar until smooth.

Step 3

Add the egg and vanilla and stir until well combined.

Step 4

Add the flour, baking powder, baking soda, and salt to the bowl. Stir until the batter is just mix.

Step 5

Fold in the chopped apples.

Step 6

Spread the mixture evenly in the baking dish and bake for 25 to 30 minutes.

Step 7

Remove from oven and allow to cool completely, then cut into nine bars.

Step 8

Prepare the glaze by whisking together the powdered sugar, maple syrup, and one tablespoon milk. Add more milk a little at a time to thin the glaze, if needed.

Step 9

Drizzle the glaze over the top of the blondies before serving.

Step 10

Enjoy!!