Jersey Royals and PDO status

It's Jersey Royal season again, and time for one of my favourite foods to come back on sale for a month or so.
The potatoes have been grown on the islands for 140 years, and have a particular flavour all of their own. 

They have Protected Designation of Origin status (OS Map)

Check out the other foods which have Protected Designation of Origin status in the UK. There are a few of them. How many of them can you name before you check the list?