My refund for a stale triple burger

I would like to report hungry lion Jabulani mall on the 31at October i ordered a meal called triple burger it's their new meal that is currently trending, first of all it came very late okay i did understand but what made me angry was why my meal was stale and cold I reported on the app nd i received an email saying they will refund me, the total amount i payed was R84 16 but thy gave me back R16.83 i need to know where is the rest of the money and i want it back