The famous NYC Levain Bakery Cookie Recipe

ingredients

Butter 120g

Brown sugar 60g

White sugar 50g

1 Egg

AP flour 150g

Cornstarch 5g

Baking powder 1/2 tsp

Baking soda 1/4 tsp

Pinch of salt

Vanilla extract 1/2 tsp

Chocolate chip 120g (I used dark one because I love dark chocolate)

Walnut 120g