Herring is perhaps best cooked in white wine or light vinegar - the acid flavours suit its rich flesh. Herring roe is also full of flavour and worth keeping. FAQs about BBC Food ...

Cod liver oil is more of a supplement than a food. As the name implies, it’s an oil extracted from the livers of cod fish. Herring is a medium-sized oily fish. It is often cold-smoked ...