Checkers 60 60 is selling us rotten things no one will buy in store

Checkers 60 60 , cheated me out , they gave me rotten milk n meat and some items were squashed , if I calculate exactly I wasted about R700 but they won't help , I think this app is cheating us and they are giving us things no-one will buy and then denied me an opportunity to ask for refund no this is a ****