Black and White Chewy Chocolate Chunk Cookies

Bahan-bahan (48 porsi)

• 2 cups all purpose flour
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 3/4 cup (1½ sticks) unsalted butter, (melted)
• 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, (chopped (or use 1 cup chocolate chips))
• 5 ounces white chocolate, (chopped (or use 1 cup chocolate chips))