Chicken and mushroom pie is a common British

Great Britain

Great Britain or Britain is an island situated to the northwest of Continental Europe. It is the ninth largest island in the world, and the largest European island, as well as the largest of the British Isles...

 pie, ranked as the most popular type of savoury pie in Great Britain and often served in fish and chips

Fish and chips

Fish and chips is a popular take-away food in the United Kingdom, Australia, New Zealand and Canada...

 restaurants. The outside is usually a full top and bottom crust, with the filling made up of small pieces of chicken

Chicken

The chicken is a domesticated fowl, a subspecies of the Red Junglefowl. As one of the most common and widespread domestic animals, and with a population of more than 24 billion in 2003, there are more chickens in the world than any other species of bird...

 and sliced mushroom

Mushroom

A mushroom is the fleshy, spore-bearing fruiting body of a fungus, typically produced above ground on soil or on its food source. The standard for the name "mushroom" is the cultivated white button mushroom, Agaricus bisporus; hence the word "mushroom" is most often applied to those fungi that...

s in a cream

Cream

Cream is a dairy product that is composed of the higher-butterfat layer skimmed from the top of milk before homogenization. In un-homogenized milk, over time, the lighter fat rises to the top. In the industrial production of cream this process is accelerated by using centrifuges called "separators"...

y sauce. The top crust is typically puff pastry

Puff pastry

In baking, a puff pastry is a light, flaky, leavened pastry containing several layers of fat which is in solid state at 20 °C . In raw form, puff pastry is a dough which is spread with solid fat and repeatedly folded and rolled out and used to produce the aforementioned pastries...

. Chip shops across the country stock these pies and they also are available to buy in supermarkets nationally.