Only 3% of the UK population identify as vegetarian. But thanks to a switch in tactics, the movement is gaining pace – and a weekly slot in people's stomachs. Can meat-free Michelin-starred restaurants, celebrity chefs, and veg delivery services cure people's appetite for meat?

Insects have long been touted as a crucial source of protein. But although it's widely accepted to eat them in cultures around the world, they still have an image problem, particularly in the West. French start-up Ynsect has a different idea – turn insects into animal feed.

Around 80% of Americans eat fast food at least once a month. Hoping to get them swapping burgers for quinoa, Eatsa offers healthy lunches via a fully automated service. The brand boasts a data-led approach to making tasty and nutritious meals, but can it end a national obsession with junk food?

What's the best way to get a protein boost? Eating a 14oz steak? Downing a Maximuscle shake? Or nibbling on a few crickets? The designers behind the Jungle Bar – which uses crickets as an alternative protein source – hope that the power of protein will convince skeptics to eat insects.