Glossary of Cookery Terms: O

Offal
The internal parts of an animal including brain, heart, kidney, liver, tongue and tripe.

Olive
The small oval fruit of the olive tree, early olives are green, mature olives are black. It's rich oil is used for frying, marinades, dressings and baking.

Okra
A vegetable also called ‘ladies’ fingers’ a long green pod, full of seeds.

Organic
Food produced without artificial or chemical fertilizers or pesticides.
British producers are usually registered with the Soil Association

Ouzo
Greek spirit flavoured with aniseed.

Oyster
A saltwater shellfish, can be cooked or eaten raw.

Oyster Mushroom
A grey or greyish-brown fungus that grows in clumps or clusters.