There are strict procedures and veterinary controls on the introduction of products of animal origin into the European Union. Due to the risk of travelers importing disease into the European Union, through products of animal origin carrying pathogens that cause infectious diseases in animals all personal consignments of meat, meat products, milk and milk products are prohibited to enter the European Union.

Exceptions are made for the following categories of products listed bellow:

Powdered infant milk, infant food and special foods required for medical reasons provided that it is a packaged proprietary brand product, the packaging is unbroken and the product does not require refrigeration before consumption. 
Personal consignments of meat, meat products, milk or milk products from the Faeroe Islands, Greenland, Iceland, Liechtenstein and Switzerland with a combined total weight that does not exceed 5 kg.
Personal consignments of meat, meat products, milk or milk products from Andorra, Norway and San Marino.

Other consignments of meat, meat products, milk or milk products can be brought from passengers into the Community only if:

They have obtained the necessary documentation from the official veterinary services of the country from which you are traveling stating that the goods conform to the requirements for entry into the EU
They declare any such goods and present their documentation on their arrival to an authorized EU border inspection post for veterinary control.

All meat, meat products, milk or milk products not conforming to these rules must be surrendered on arrival  to the frontier of the European union for official disposal.

Failure to declare such items may result in a fine or criminal prosecution.

For food of animal origin other than meat, meat products, milk or milk products, the passengers may bring up to 1 kg, without submitting it for veterinary control.