Demand CBI enquiry on adulation of Ghee used for Tirumal Prasadam .The reports of Centre of Analysis and Learning in Livestock and Food (CALF), a multi-disciplinary laboratory of the National Dairy Development Board (NDDB), has confirmed the presence of animal fat in the ghee used in the making of laddus offered as prasadam by the Tirumala Tirupati Devasthanams (TTD) at the Sri Venkateswara Swamy temple in Tirupati