When BuzzFeed discovers something that works, they don’t just let it go. So after posting successful viral videos of experts tasting wine and beer, the popular Internet-culture website is continuing their series. This time, they hired a professional coffee expert and taste tester to blindly taste a slew of famous and popular mainstream coffees, such as coffee from Dunkin Donuts, 7-11, and more! What about Speedway coffee?

What’s your favorite coffee?