London Fog Jo Cooks 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 Thoughts on the London Fog? (customer barista?) : r starbucks London Fog and its many variations London Fog (Dairy Free Recipe) What does London Fog taste like?. Very sweet actually by ~Kat An Overthinking Londoner~ Tourist in My Own Country Medium