A blue Suzuki Swift pulled right into a plaza at Hassall Grove, close to Blacktown, shortly earlier than 7.30am on Sunday.
A hooded man walked into the grocery store together with his fingers in his pockets as he approached the counter, earlier than pulling out a big knife and pointing it on the employee, a 19-year-old lady.
He demanded she open the until, however she refused.
Instead, he grabbed some cigarette packs and fled, dropping a pair on his means out.
A member of the general public tried to cease him however he made a getaway.
Police are actually investigating.
Source: www.9news.com.au