a 5% abv beer with limited availability, i.e. a patersbier. It is the beer drunk by the monks during the working-day. It has been speculated that Westmalle's choice of three types of beers was based on the Holy Trinity. The abbey also produces milk and cheese. References Bibliography Jan B. Van Damme o.c.r., Cistercienzers of Trappisten te Westmalle, Westmalle, 1974 Jan B. Van Damme o.c.r., Geschiedenis van de Trappistenabdij te Westmalle (1794–1956), Westmalle, 1977 J. Van Remoortere, Ippa's Abdijengids voor Belgie, Lanno, 1990 External links Trappist Abbey of Westmalle 1836 establishments in Belgium Belgian brands Trappist breweries in Belgium Breweries of Flanders Companies based in Antwerp Province Malle