St George police are reviewing CCTV cameras after a suspicious fire which destroyed the Cheeky Chooks Lebanese Charcoal Chicken shop at Kingsgrove on September 14.
Emergency services were called at 2.45am to the Kingsgrove Road business, opposite Kingsgrove Hotel.
Neighbouring shops and the units above were affected; 60 residents were evacuated because of heavy smoke.
Police investigations are focusing on forensic evidence and CCTV footage.
St George police are still looking for two men seen nearby; they wore all-black clothing and carried containers.
Police would not say whether this fire was related to the drive-by shooting at the shop on August 28.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000.
Do you know more?