Lambic matured with a fine berry selection (Blackcurrant, red currant, strawberry, raspberry, blackberry and wild blueberry). Around 300 grams of fruit per liter of lambic.

Season 2023-2024, Assemblage #26. Bottled on 07/12/2023. "For this Wijnbergperzik, we macerated vineyard peaches from the field of Ludo Rosseels, Gelrode, Brabant, Flanders. For macerating and blending, we used one- and two-year lambikken, originating from eleven different brews and five different barrels. The peaches macerated for more than three months on wooden barrels. The final fruit proportion is 398 grams of vineyard peaches per litre of Wijnbergperzik. About 70% of the cereals for this pure 3 Fonteinen blend used were sourced from our Cereal Collective."

Season 2022-2023, Assemblage #102. Bottled on 19/09/2023. "For this Rabarber, we macerated rhubarb from De Groentelaar, an all-organic farm in Pepingen, Pajottenland. We used one-, two- and four-year old lambik. The weighted average age of this blend is more than 27 months and the final fruit intensity hits 265 grams of rhubarb per liter of Rabarber."