Amul has increased the prices of ghee and butter ahead of Diwali, with the revised rates coming into effect immediately, reported NDTV. The price of a 1-kg ghee carton has increased by ₹50, from ₹630 to ₹680, while a 500-gram butter pack now costs ₹15 more. Earlier in May, Amul had raised milk prices by ₹2 per litre across India.