1. Makerere University Department of Food Technology and Nutrition P.O. Box 7062 Kampala Uganda
2. National Agricultural Research Organization National Coffee Research Institute P.O. Box 185 Kituza‐Mukono Uganda
3. Department of Agriculture and Biological Sciences Uganda Christian University P.O. Box 4 Mukono Uganda
4. Katholieke Universiteit Leuven Campus Geel, Kleinhoefstraat 2 2440 Geel Belgium
5. NIAB Cambridge CB3 0LE UK