Amul Shrikhand — expired product

Address: Gadag, Karnataka

Hello Sir/Madam
I received a expired amul elaichi shrikhand from your authorised dealer Narmada enterprise here at gadag. When I went to complain about it they say its okay though it was expired two months ago and taste was changed and one of the pack was fully covered with fungus and they did not replace it or even refunded me so please do the needfull I have also enclosed the photo of expiry date and batch no.