The BEST Chewy Chocolate Chip Cookies are soft, thick, and chewy with just the right amount of chocolate. This easy, one-bowl recipe guarantees the perfect cookie every time, with no mixer required.
2 ⅓ cups all-purpose flour
1 teaspoon baking soda
1 tablespoon corn starch
½ teaspoon salt
1 tablespoon vanilla extract
¾ cup unsalted butter, melted and cooled just until opaque
1 cup brown sugar
½ cup granulated sugar
1 egg, room temperature
1 egg yolk, room temperature
1 ½ cups semi-sweet chocolate chips