recirculating gravy fountain
http://www.instructables.com/ex/i/3BDA0A80261F1029BC6B001143E7E506
"thanksgiving 2k5 : what's more excessive than a giant pie? recirculating fountains of food seemed like the obvious escalation. a custom peristaltic pump design powered by an electric drill provided a gushing torrent of delicious, piping hot gravy."