Made with whole fruit. Suitable for gluten free & vegetarian diets. Non GMO project verified. nongmoproject.org. Using traditional open copper pans, the highest quality bitter Seville oranges and our authentic methods, we ensure rich fruit flavors in every batch and that special home-made taste you expect from Mackays. Made the authentic way in copper pans. Since 1938. No added colors or flavors. Does not contain high fructose corn syrup. mackays.com. facebook/mackays.jams. Made in Scotland.