How can business benefit from the popularity of vegetarian and vegan products in supermarkets and restaurants? One in eight of us identifies as vegetarian or vegan, but that's not enough to have boosted the market so significantly. So what is happening and is it sustainable? Evan Davis and guests discuss.

GUESTS

Kevin Brennan, CEO Quorn

Tommaso Chiabra, venture capitalist and CEO Tommaso Chiabra Holdings

Rachel Hugh, Co-founder, The Vurger Company

Producer: Julie Ball