Made in small batches. Made the authentic way in copper pans. Since 1938. To make our delicious ginger preserve, we use only the finest stem ginger. Using traditional open copper pans, the highest quality ingredients and our authentic methods, we ensure rich fruit flavours in every batch and that special home-made taste you expect from Mackays. Scan with smartphone. mackays.com. Facebook/mackays.jams. Made in Scotland.