Appenzeller cheese is a Swiss cheese known for its rich flavor and distinctive aroma. It is made from cow's milk and originates from the Appenzell region in Switzerland. The cheese is typically aged for three to six months, during which it develops a firm texture and a slightly nutty taste. The cheese is often washed with a brine solution, which contributes to its unique flavor profile. Appenzeller is commonly used in cooking, enjoyed on cheese platters, or paired with wine. It is one of the oldest cheeses in Switzerland, with a history dating back over 700 years.