What ingredient is not in a traditional Cornish pasty?

A pasty is a baked pastry, a traditional variety of which is particularly associated with Cornwall, England, United Kingdom. It is made by placing an uncooked filling, typically meat and vegetables, on one half of a flat shortcrust pastry circle, folding the pastry in half to wrap the filling in a semicircle and crimping the curved edge to form a seal before baking.

The traditional Cornish pasty, which since 2011 has Protected Geographical Indication (PGI) status in Europe, is filled with beef, sliced or diced potato, swede (also known as yellow turnip or rutabaga – referred to in Cornwall as turnip) and onion, seasoned with salt and pepper, and is baked. Today, the pasty is the food most associated with Cornwall. It is regarded as the national dish and accounts for 6% of the Cornish food economy. Pasties with many different fillings are made and some shops specialise in selling all sorts of pasties.