Amazon.com : Harney & Sons Victorian London Fog Tea, Black and Oolong Tea with Citrus, Vanilla and Lavender 30 Sachets, Historic Royal Palaces Collection (Tin Design May Vary) : Grocery & Gourmet Food London Fog Latt with Collagen London Fog Tea Latte {Earl Grey Tea Latte} Little Home in the Making London Fog Steep and Serve 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 London Fog