ingredients 1 cup creamy peanut butter (i prefer c plain or crunchy may be used; do not use natural or homemade peanut butter – see below) * 1 cup light brown sugar, packed 1 large egg 1 tablespoon vanilla extract 1 teaspoon baking soda 6 ounces semi-sweet, dark, or bittersweet chocolate, chopped (1 cup se