Researchers have spent a year combing through abbey’s library and have yet to find formula
Daniel Boffey in Brussels
Mon 7 May 2018 11.49 BST
Grimbergen beer is produced by the Alken-Maes brewery for Belgian drinkers
Photograph: Garry Weaser for the Guardian
https://www.theguardian.com/world/2018/may/07/belgian-monks-search-for-lost-beer-recipe-holds-up-brewery-plan