01 -
Cut these into 9 even pieces, then dig in.
02 -
Once the glaze is on, stick the brownies in the fridge for about 15 minutes till the topping firms up.
03 -
Mix together the powdered sugar, lemon juice, and some zest till you don't see any lumps.
04 -
Let everything chill in the pan until it's not warm at all before adding any topping.
05 -
Pour your batter in the lined pan and level it out. Pop it in the oven for 22 to 25 minutes. You want a toothpick to come out clean from the middle.
06 -
Dump the flour and salt in and mix just until you can't see dry spots anymore. You don't want to stir much.
07 -
Drop in the eggs, one after another. Mix it up after each. Now toss in the lemon juice, all the zest, and the splash of vanilla.
08 -
With a mixer in a big bowl, whip up the softened butter and sugar till they're really fluffy and combined well.
09 -
Heat the oven to 350°F (175°C). Put down parchment paper inside an 8x8 pan so nothing sticks.