Incomplete wrong and undercooked meal

I placed an order with steers in 24 may around 4.30pm it was the mix it sharing meal consisting if 4 burgers 2 king steers and 2 original single patties i custimized all burgers with bacon and addes cheese on 2 i received my order around 6.30pm i unoacked the bag and found 4 single patties in all burgers as well as underdone bacon which was almost raw i contactes the call centre but it kept ringing i called the chatsworth stire and was told its closing time they will definitely get back to me and compensate for the shortage on monday till now i have not been contacted, with it being lockdown and kids wanting a takeout meal i would of expected the establishment to atleast prepare food properly that bacon alone could of gitten them sick i had to remove it off the burgers, i need someone from steers to contact me