incubation was done in a tightly closed stainless steel container for 5 hours at 40.Sample of yogurt were collected and stored in glass containers in a refrigerator at 5,and ready for fat extraction.The remaining yogurt was transferred into a clean cheese-cloth,tied up and hung in a cold room for 24 hours to partially remove its whey.The resulting product was concentrated yogurt which has creamy consistency with total solid content approximately 25 g 100 g.The product was stored in a container and ready for fat extraction.