Black and White Chewy Chocolate Chunk Cookies
Ingredients (11)
- 2 cups all purpose flour
 - 1/2 teaspoon baking soda
 - 1/2 teaspoon salt
 - 3/4 cup (1½ sticks) unsalted butter,
 - 1 cup packed light brown sugar
 - 1/2 cup granulated white sugar
 - 1 large egg
 - 1 large egg yolk
 - 1 tablespoon vanilla extract
 - 5 ounces bittersweet chocolate,
 - 5 ounces white chocolate,