“Seaweed snacks are the hottest trend in functional ... these seaweed-packed recipes prove the ocean’s bounty isn’t just for sushi rolls anymore. Packed with umami flavour, these impressive ...

Stick your cheese and seaweed circle to the centre with some more mayonnaise. Your sushi Poké Ball is ready to go and catch some Pokémon, or to get everyone chatting at lunchtime.

If you are one of the increasing number of Brits who now tuck in to a portion of sushi for lunch rather than a traditional sandwich, spare a thought for Welsh seaweed. Because if it were not for ...