The Trappist Abbey of Achel produces and sells the product, of which a variety produced at Orval Abbey of the same name is an example, as an "Authentic Trappist Product".
The Trappist Abbey of Achel or Saint Benedictus-Abbey or also Achelse Kluis (which means hermitage of Achel), which belongs to the Cistercians of Strict Observance, is located in Achel in the Campine region of the province of Limburg (Flanders, Belgium). 
 The abbey is famous for its spiritual life and its brewery, which is one of few Trappist beer breweries in the world. 
 Eleven monasteries  six in Belgium, two in the Netherlands and one each in Austria, Italy and United States  currently brew beer and sell it as "Authentic Trappist Product". 
 The abbey is well known for its history and spiritual life but also for its local production of the Trappist beer Orval and a specific cheese. 
