Essex County OPP are investigating a robbery that occurred Thursday night just before 11 at the 'Stop and Go Convenience' located at 80 King Street East in Harrow.

Authorities say the lone male clerk was taking the garbage out the back door when he was met by a male who ordered him back into the store.

The male suspect produced a knife and left with some cash.

The suspect is described as a white male, approximately 40-50 years old, 6 foot to 6- 2, 200-220 pounds, with a heavy build, glasses and white scruff on his face.

He was wearing a dark hooded sweatshirt with a white shirt underneath, a white baseball cap, dark coloured track pants and dark shoes.

Call OPP if you have any information.