杰托斯特芝士产自挪威。杰托斯特芝士是将乳清加热，把水份蒸发后形成的焦糖化团块，同时加入奶油及牛奶调味，因此这种芝士呈红色，味道偏甜。

• Judy Ridgway (1999). The Cheese Companion. London: Quintet Publishing Ltd.

Brunost ("brown cheese") is a common, Norwegian name for mysost ("whey cheese" Danish:myseost, Swedish:mesost, Finnish:meesjuusto, Icelandic:mysuostur), a family of cheese-related foods made with whey, milk and/or cream. It is often used to just refer to the Gudbrandsdalsost ("Gudbrandsdal Cheese") type, which is the most popular variety. Brunost is primarily produced and consumed in Norway. It is regarded as one of the country's most iconic foodstuffs,and is considered an important part of Norwegian gastronomical and cultural identity and heritage.