INGREDIENTS
•
3 tablespoons salted butter (at room temperature)
•
3 tablespoons packed brown sugar
•
1 and 1/2 tablespoons white sugar
•
1/2 teaspoon vanilla extract
•
1 large egg yolk (discard or save whites for another recipe)
•
1/4 teaspoon baking soda
•
1/2 teaspoon cornstarch (optional)
•
1/2 cup flour
•
6 tablespoons chocolate chips (I prefer milk)