A meatless future?

The food we'll be eating in the future may look the same, it may even taste the same, but it may well have been grown in a lab. In today's programme we're talking volcanic fungi, eggless scrambled eggs and meat that doesn't come from an animal. But will it all get past regulators and fussy eaters? Manuela Saragosa and Regan Morris investigate the California companies involved in the race to replace the meat we eat. (Photo: Non-meat burgers from Beyond Meat, Credit: Getty Images)