How 17th Century Fraud Gave Rise To Bright Orange Cheese : The Salt : NPR

Kraft says it’s ditching two artificial dyes in some of its macaroni and cheese products. But why did we start coloring cheeses orange to begin with? Turn’s out there’s a curious history here.

http://www.npr.org/blogs/thesalt/2013/11/07/243733126/how-17th-century-fraud-gave-rise-to-bright-orange-cheese