In Table 2, the fermentation profiles of the laboratory worts from millet, sorghum and barley
malts are compared with those from a local brewery producing beer with barley malt during the
transition period prior to complete switching over to sorghum and maize for beer production. The
extract yield from the brewery (12”P) was higher than that obtained in the laboratory barley mash
(11”P) due probably to inadequate control of the brewing parameters in the laboratory. Similar
fermentation patterns were observed with all worts and they agreed with the properties
reported for barley-wort fermentations.” In all the cases, fermentation was complete after 5
days, with some lactic fermentation resulting in a slight sour taste of the beers.