Northumberland is also an eponymous cheese of the county, first produced by Mark Robertson in 1987. It is based on the European washed curd technique, and is a hard cheese derived of cow's milk.

The cheese is moist and firm, with a fruity flavour, and features a thin natural dusty grey rind. It is aged in stone cellars for ten weeks, and has a high fat content of 55%

research source: cheese.com