It happened at the restaurant in Hackensack on River Road just after 3:30 a.m.
The truck slammed through the wall of the drive-thru lane.
Officials say an employee at the store was also hurt after a Dodge Ram 1500 crashed into the building.
The 38-year-old driver, from Teaneck, was charged with driving while intoxicated and assault by auto in the fourth degree.
The driver was released on a summons to a responsible party.
The vehicle was removed and the restaurant will be closed until the structure stability is evaluated.
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