Does the London Fog latte taste like the Royal English Breakfast tea latte? The London Fog Tea That Makes Me Skip the Coffee Shop This is my Iced London Fog Latte with cold foam. Its perfectly sweet, creamy, and so refreshing. , A London Fog is a sweetened Earl Grey tea with milk and vanilla. For this London Fog, Im using What is a London Fog Latte? Everything You Need to Know My Earl Grey