Amid the spiralling controversy over the presence of animal fat in the famous 'Tirupati Laddu' served as the 'prasadam' at the revered Sri Venkateswara temple in Andhra Pradesh's Tirupati, a lawyer filed a plea was on Friday in the Supreme Court seeking a probe into the matter. As per reports, the petitioner alleged that the act violates fundamental Hindu religious customs and deeply hurts the sentiments of countless devotees.