Abstract: A filtration apparatus for cooperation with an associated deep fat frying apparatus having a fry pot and a food basket movable by an operator between a position inside the fry pot and outside of the fry pot which includes a filter basket dimensioned and configured to fit within the associated fry pot and outside the food basket, said filter basket being generally rectangular and having an open top and perforate walls allowing passage of cooking oil through said perforate walls, said perforate walls preventing passage of particles having any dimension greater than 0.010 of an inch.