Famed German artist Carsten Höller’s latest work is not an awe-inspiring installation at an acclaimed gallery, but rather an unassuming restaurant in central Stockholm. At Brutalisten, you won’t find complex, decorative fine dining. Instead, the acclaimed Brussels-born, Stockholm-based artist is serving up single-ingredient dishes based on his own Brutalist manifesto. We snag a hard-to-book table at the spot everyone is talking about