Source: https://www.youtube.com/watch?v=Wvv5cvWoxw0

227 g butter

Cut into pats, melt at low temp for 7-10 minutes

Turn up to medium

Once bubbling, stir with silicone brush

When smelling nutty (275-280F), transfer to another container to remove heat

Keep brown solids

225 g light brown sugar
60 g white sugar

Mix with butter in a stand mixer on low speed

310 g bread flour
3 g milk powder
6 g kosher salt
5 g baking soda

Mix

1 egg
1 egg yolk
7 g vanilla extract
45 g water

Mix

chocolate chips

Increase mixer speed, slowly add wet ingredients

Add dry ingredients in 3 batches

Lower to stir, add in chocolate

Create cookie balls, ~60g each, and place on sheet pan

Refrigerate for at least 12 hours

finishing salt

Preheat oven to 375

Place 6 cookies per tray, top with finishing salt

Move cookies straight from fridge to oven

Rotate pans (top-to-bottom) after 6-7 minutes, then bake another 7-8 minutes