Serb farm makes 'world's most expensive' donkey cheese
2 August 2013 Last updated at 16:41 BST
A farm in Serbia is making what it claims is the most expensive donkey cheese in the world.
Just a kilogram of the delicacy sells for 1000 euros (£870; $1328) - but takes 25 litres of donkey milk to create.
Roopa Suchak reports.