One of the oldest flags of the world, the Union Jack is a combination of three separate ... Andrew's cross on the blue background; and Northern Ireland is represented by St. Patrick’s cross ...

Let that dry, then use the red and blue piping bags to draw the Union Jack flag – use our image above as a guide. Finally, decorate with your choice of edible sprinkles and/or glitter.

Team GB have revealed a range of Olympic kits for Paris that should pacify traditionalists featuring Union Jacks.