The US Embassy steps in after an American professor advises adding a pinch of salt to cups of tea. The American professor in question landed herself in hot water after weighing in on the teamaking process. Watch as video producer Chloe Cobham dissects the latest transatlantic tea debate, and tries the concoction for herself! Subscribe to the Evening Standard: https://bit.ly/Subscribe-to-Evening-Standard for the latest breaking news from the UK, US and around the world, plus podcasts and features. Evening Standard on socials: Check out our full video catalog: null Videos, daily editorial and more: https://www.standard.co.uk/ Like us on Facebook: https://www.fb.com/eveningstandard Follow us on Twitter: https://twitter.com/eveningstandard and Instagram: https://www.instagram.com/evening.standard