Deep and dark chocolate cookies with a salty bite and crunchy chocolate crumbs. Ingredients Chocolate Crumb: ⅔ Cup all purpose unbleached flour 1 tsp cornstarch ½ Cup sugar ⅔ Cup cocoa powder 1 tsp. kosher salt 6 Tbsp. unsalted butter, melted For the cookies: 16 Tbsp unsalted butter at room temperature 1½ C sugar 2…