Frank Boon in the brewhouse at Brouwerij Boon, 2023.

Here, Frank Boon (left) the founder and now retired brewmaster of Brouwerij Boon in Lembeek, talks about lambic brewing in Boon's 2013 brewhouse. His son Karel Boon (right) and lambic maker Ulrich "Uli" Kremer, (center) look on. Boon discusses brewery batch sizes, the number and sizes of the foeders at his brewery, and much more.