INGREDIENTS
1 1/2 cups
. all-purpose flour
1 cup
. bread flour
1/2 tsp
. baking soda
1 tsp
. kosher salt
3/4 cup
. unsalted butter (melted and cooled to room temperature, 12 T.)
1 1/4 cups
. packed light or dark brown sugar
1/4 cup
. granulated sugar
3
large egg yolks
1 tbsp
. vanilla extract
1 cup
. semisweet chocolate chips or semisweet chocolate disks