At El Celler de Can Roca (3 Michelin Star restaurant in the northeastern coast of Spain) you can not only smell old books but also "eat" them: https://www.fined

At El Celler de Can Roca (3 Michelin Star restaurant in the northeastern coast of Spain) you can not only smell old books but also "eat" them: https://www.finedininglovers.com/article/roca-brothers-are-quite-literally-cooking-books https://www.finedininglovers.com/article/roca-brothers-are-q... The Roca brothers managed to create a device (Rotaval) used to distill essences from different objects, after rubbing them with fat and dissolving it in alcohol. Low quality video from the device (couldn't find any better): https://www.youtube.com/watch?v=blB7VYQCxZw https://www.youtube.com/watch?v=blB7VYQCxZw