Old burgers making me sick

I was at steers in promanade mall Mitchells plain 25/11/2022 the evening I bought 2 meals the new mo JoJo something meal of R89.90 I'm sorry to say this the chips was very bad oily and dirty the burger was ice cold and the burger was wet and it had a strange taste only to find out the burger was old and now I'm sitting with a stomach that is working and I'm throwing up I'm very upset that they gave us old burgers cold food and let me not forget I bought two burgers they first give the one and then we had to wait another 30 min for the next one then the first burger was ice cold ...I'm now sick of this burgers and oily chips .