Não é permitido:
If you are travelling from a country outside the EU, you cannot bring any meat or dairy products into the UK unless you are travelling from the Faroe Islands, Greenland or Iceland, when you are allowed a combined weight of up to 10kg per person. You may bring in a limited quantity of other animal products, such as fish, bivalves, honey and eggs.
Consulte este prático PDF (acima citado) para mais informações.