INGREDIENTS
2 1/4 cups
flour
1 1/4 tsp
baking soda
1/4 tsp
salt
1 cup
butter plus 1 extra tblsp
1 1/4 cups
brown sugar
1/4 cup
granulated sugar
1 large
egg plus 1 egg yolk
1 1/2 tsp
vanilla extract
3/4 cup
semi-sweet chocolate chips
1/2 cup
milk chocolate chips
1/2 cup
chocolate chips
1 serving
coarse sea salt