Beurre d'Ardenne is a type of cow's milk Butter made in the Ardennes of Belgium.
As a traditional product of the area it received Belgian appellation d'origine 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, Namur and Liège.
To qualify, production must take place entirely in those areas, from milking of the cows, through to churning 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 and butyric acid.
References
Beurre d'Ardenne Wikipedia(Text) CC BY-SA