York has a variety of traditional dishes that are a must try. One of the most famous is Yorkshire pudding, a savory pastry made of flour, eggs and milk, traditionally served with roast beef and gravy. Another popular dish is fish and chips, usually prepared from haddock or cod and served with peas and sauce tartare. A sweet treat is parkin, a spice cake made from oatmeal and syrup, often served at Guy Fawkes Night celebrations.