INGREDIENTS
1 1/3 cups
all-purpose flour
1 tsp
cornstarch
1/4
+ 1/8 tsp baking soda
1/4 tsp
salt
1/2 cup
unsalted butter
1/2 cup
packed light-brown sugar
1/4 cup
granulated sugar
1
large egg
1 1/2 tsp
vanilla extract
2/3 cup
mini semi-sweet chocolate chips (, plus more for topping if desired)