Police are investigating the armed robbery of a fast-food restaurant at Ashfield last night.

About 7pm, Friday 21 February 2014, a man entered the fast-food restaurant on Parramatta Road before making his way behind the counter.

The man, who was armed with a handgun, threatened a member of staff and demanded cash.

He was handed cash from the safe and fled the scene.

No shots were fired during the robbery and no staff members injured.

Police were called to the scene and conducted a search of the area with the assistance of the Dog Unit but were unable to locate the armed man.

A crime scene was also established at the restaurant and examined by specialist forensic officers.

Detectives from Ashfield Local Area Command are continuing investigations into the robbery and are looking for a man who has been described as being of Caucasian appearance, 35-45 years old, 178cm tall with a medium build and wearing black sunglasses, a red hat, a blue jacket, blue pants and white runners.