Beurre d'Ardenne is a type of cow's milk

Milk

Milk is a white liquid produced by the mammary glands of mammals. It is the primary source of nutrition for young mammals before they are able to digest other types of food. Early-lactation milk contains colostrum, which carries the mother's antibodies to the baby and can reduce the risk of many...

 Butter

Butter

Butter is a dairy product made by churning fresh or fermented cream or milk. It is generally used as a spread and a condiment, as well as in cooking applications, such as baking, sauce making, and pan frying...

 made in the Ardennes

Ardennes

The Ardennes is a region of extensive forests, rolling hills and ridges formed within the Givetian Ardennes mountain range, primarily in Belgium and Luxembourg, but stretching into France , and geologically into the Eifel...

 of Belgium

Belgium

Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...

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As a traditional product of the area it received Belgian appellation d'origine

Protected Geographical Status

Protected Geographical Status is a legal framework defined in European Union law to protect the names of regional foods. Protected Designation of Origin , Protected Geographical Indication and Traditional Speciality Guaranteed are distinct regimes of geographical indications within the framework...

 by Royal decree in 1984, and received European PDO status in 1996.

Production

The areas where it is produced are within Wallonia and include the provinces of Luxembourg

Luxembourg (Belgium)

Luxembourg is the southernmost province of Wallonia and of Belgium. It borders on the Grand Duchy of Luxembourg, France, and the Belgian provinces of Namur and Liège. Its capital is Arlon, in the south-east of the province.It has an area of 4,443 km², making it the largest Belgian province...

, Namur

Namur (province)

Namur is a province of Wallonia, one of the three regions of Belgium. It borders on the Walloon provinces of Hainaut, Walloon Brabant, Liège and Luxembourg in Belgium, and on France. Its capital is the city of Namur...

 and Liège

Liège (province)

Liège is the easternmost province of Belgium and belongs to the Walloon Region. It is an area of French and German ethnicity. It borders on the Netherlands, Germany, Luxembourg, and in Belgium the provinces of Luxembourg, Namur, Walloon Brabant , and those of Flemish Brabant and Limburg . Its...

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To qualify, production must take place entirely in those areas, from milking of the cows, through to churning

Churning (butter)

Churning is the process of shaking up whole milk to make butter, and various forms of butter churn have been used for the purpose. In Europe from the Middle Ages until the Industrial Revolution, this was generally as simple as a barrel with a plunger in it, which was moved by hand...

 and, final maturation of the butter, and may be made by churning milk, cream or a mixture of both. The final product must be of at least 82% butterfat

Butterfat

Butterfat or milkfat is the fatty portion of milk. Milk and cream are often sold according to the amount of butterfat they contain.- Composition :The fatty acids of butterfat are typically composed as follows :...

 and butyric acid

Butyric acid

Butyric acid , also known under the systematic name butanoic acid, is a carboxylic acid with the structural formula CH3CH2CH2-COOH. Salts and esters of butyric acid are known as butyrates or butanoates...

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