Cheshire cheese, being invented in the twelth century, is one of the oldest English cheeses to still be produced.
Modern Cheshire is available in three famous varieties: White Cheshire, Red Cheshire, and Blue Cheshire. The Red is coloured with annatto, and the Blue is made in the typical way of piercing the cheese during manufacture.
Cheshire needs at least two months to mature, and generally can be enjoyed right up to six months maturity, at which point the famous flavour is exceedingly sharp. Cheshire generally has a fat content of 48%
research source: cheese.com