01 -
Throw the dough bowl in the fridge and leave it to rest for a minimum of half an hour.
02 -
Beat the browned butter, the remaining ½ cup of butter, and the sugar together in a big bowl for about three minutes. Add the egg, yolk, and vanilla, and mix for another minute. Slowly fold in soda, salt, and flour until combined. Add a couple of extra spoonfuls of flour if the mix feels too wet.
03 -
Crank your oven up to 350°F. Line a couple of baking trays with silicone mats or parchment paper.
04 -
Shape the dough into balls and place them on the trays about 2 inches apart. Bake for 10 minutes, until the edges turn golden while the middle stays soft.
05 -
Leave the cookies on the tray to set until the centers are firm, then pop them onto a cooling rack to finish cooling.
06 -
In a saucepan, heat ½ cup of butter over medium heat. Cook for a couple of minutes, stirring occasionally, until it turns golden and smells nutty. Transfer it to a bowl and let it sit for five minutes.