This week on Cooking Issues, Dave and Nastassia are joined in the studio by Kalle Freese, co-founder and CEO of Sudden Coffee, "ready-to-brew instant coffee made from awesome beans." Kalle is two-time Finnish Barista Champion and was ranked as the 9th best barista in the world in 2015. Also in the studio is senior editor of Popular Science, Paul Adams. Tune in for a live on-air coffee tasting, plus listener questions!