01 -
Turn your oven on to 350°F (175°C) and get an 8×8 inch pan ready by lining it with parchment.
02 -
Take a big bowl and stir the melted butter with both sugars until smooth and shiny.
03 -
Mix in eggs, one at a time, followed by the vanilla extract. Stir until it's all mixed together.
04 -
In a different bowl, combine some flour, cinnamon, baking powder, and a pinch of salt.
05 -
Slowly stir the dry mix into the wet mixture. Don't overdo it—just enough to blend.
06 -
To make the cinnamon swirl, mix some sugar with cinnamon in a small bowl. Spread half the batter in the pan, sprinkle with part of the cinnamon mix, then layer the rest of the batter and finish with the remaining swirl.
07 -
Bake for about 25-30 minutes. Check the middle with a toothpick; it should come out clean.
08 -
While the blondies cool, mix powdered sugar and milk till smooth. Drizzle it on top while they’re still warm.