INGREDIENTS: 1¼ cups all-purpose flour 3 tablespoons + 1 teaspoon unsweetened cocoa powder ½ teaspoon baking powder ½ teaspoon salt 20 ounces bittersweet chocolate, finely chopped 10 tablespoons unsalted butter, at room temperature 2¼ cups granulated sugar 6 eggs, at room temperature 1 tablespoon vanilla extract 2 cups semisweet (or bittersweet) chocolate chips DIRECTIONS: 1. […]