INGREDIENTS
1
Egg, large
1
Egg yolk, large
2 cups
All-purpose flour
1/2 tsp
Baking soda
1 cup
Chocolate chips, semisweet
3/4 cup
Golden brown sugar, firmly packed
1 tsp
Kosher salt
1 cup
Milk chocolate chips
1 tsp
Vanilla extract, pure
1/2 cup
White sugar, granulated
14 tbsp
Butter