Police are trying to trace the threat back to whoever made the call.
Police were called to the Milleridge Inn in Jericho Tuesday after someone called 911 claiming there was an explosive device inside the building.
The restaurant, which was busy because of Valentine's Day dinner, was evacuated and searched.
Police tell News 12 that no explosives were found, and they believe the threat was unfounded.
They are trying to trace the threat back to whoever made the call.