It’s no secret: we’ve shared some iced coffee tutorials before. We’ve even shared a Japanese iced coffee tutorial before. But summer is upon us and the need for fresh content has us once again sharing an iced coffee how-to video, this time from our friends at La Colombe Coffee, a Philadelphia-based coffee roaster with cafés in a growing number of American cities. Unlike other methods, this video uses everyone’s favorite brewing device in the permanent collection of the Museum of Modern Art: the Chemex. Don’t forget, if you want good iced coffee, you need some good ice. We’re fans of these perfect cubes for an ideal temperature/dilution ratio….