Amazon.com : Harney & Son Victorian London Fog, Bag of 50 Sachets, Black and Oolong Tea with Bergamot, Vanilla Flavor and Lavender : Grocery & Gourmet Food London Fog Latte Easy Healthy Recipes 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 How to Make a London Fog at Home