Although it's origins are a mystery, poofinger sushi master Robococck is the only known producer of this fine dining delicacy. This culinary treat can only be produced by taking a dump, not washing your hands, and then proceeding to create a masterfully crafted sushi dish.
Restaurant survey question: What did you have and did you enjoy your meal?
Restaurant survey answer: I had the poofinger sushi platter it was amazing.