Rachel and John are joined by Professor Tim Lang to discuss food trends. From cooked liver to takeaway meals, what are the forces influencing our diets? Hosts: John Curtice and Rachel Wolf Guest: Professor Timothy Lang  To find out more about Tortoise: - Download the Tortoise app - for a listening experience curated by our journalists - Subscribe to Tortoise+ on Apple Podcasts for early access and exclusive content - Become a member and get access to all of Tortoise's premium audio offerings and more If you want to get in touch with us directly about a story, or tell us more about the stories you want to hear about [email protected] Hosted on Acast. See acast.com/privacy for more information.