It’s peak silly season, and though you might argue our politicians are providing more than enough material on that front, it’s still the perfect excuse for a deep, refreshing dive into the silliest of all foodstuffs – the wibbly-wobbly jelly. Many of us have fond memories of fruity rabbits at children’s parties, but not so long ago, jellies were a very adult business.

Just ask Heston Blumenthal, who once served up a two-foot-high, glow-in-the-dark number oscillated by four vibrators, inspired by the Victorian love of such dinner-time titillation.