Typically, London Fogs are served hot like a latte or cup of tea. However, the beauty of London Fogs is that they're good either way! To make this Starbucks London Fog iced instead of hot, simply follow the instructions in the recipe card down below up until step number 1. Put the steeped tea in the fridge to chill for 10 minutes then pour it over a glass with ice. Froth the milk cold instead of hot then pour it in and spoon the foam over top.