Käfer (n) Kä•fer: Beetle in German. Käfer Coffee + Roaster is an affordable, upscale coffee shop and roaster based in the city of Berlin, Germany. Germans like their coffee and Käfer is a one-stop-shop for roasted beans and hand-crafted drinks. The design of everything from the amber glass bottles to the cardboard brown cylinders was intended to reflect the handcrafted, sophisticated tone of the company. The shop is in pursuit to satisfy this generation’s craving for the next unconventional, current and attractive coffee shop.