Notoriously difficult to slice — owing to its multiple textures — the tomato has long plagued knife-wielders from master chefs to humble sandwich-crafters. Think your knife's sharp? It pretty much isn't, according to this video of a sushi chef giving a tomato the sashimi treatment. Think that's impressive? Wait til you see what a knife like this does to a cucumber. Now grab an old-school whetstone and have yourself a moment of zen.
More video time on Food Republic: