THREE men, two masked and one armed with a knife, raided a fast food restaurant in Orford on Saturday night.
The raid happened at 10.15pm at KFC on the Alban Retail Park on Winwick Road.
Police say the trio, two of whom were masked, forced their way in via a fire exit before stealing money from a staff room.
Detectives say one was armed with a small knife. None of the staff were injured, although they were threatened.
Police are examining CCTV from the scene and are keen to speak to anyone in the area at the time who may have information.
Call Cheshire Police on 101 quoting incident 973 of December 29.