1. Department of Food Science, Nutrition and Technology University of Nairobi Nairobi Kenya
2. Biosciences Eastern and Central Africa International Livestock Research Institute Nairobi Kenya
3. Food and Nutritional Evaluation LaboratoryInternational Potato Centre Nairobi Kenya
4. Kenya Agricultural & Livestock Research Organization (KALRO) Kakamega Centre‐Root and Tuber Crops Program Kakamega Kenya