Butter pie

Butter pie

A butter pie sold in Wigan
Alternative names	Catholic pie, Friday pie, air pie, a special
Place of origin	England
Region or state	Lancashire
Main ingredients	Potatoes, onions, butter

A butter pie is a traditional English savoury pie consisting mainly of onions and potatoes. It is also sometimes served on a savoury barm cake. The pie is stocked by chip shops, sandwich shops, local corner shops and some supermarkets within Lancashire. It is also known as Catholic pie, Friday pie, air pie or a special.