Six fire engines were called to Tower Bridge Road on Thursday morning when a fire broke out in the O-Tower Caribbean restaurant.
The fire brigade was called at 9.07am and crews from Dowgate, Dockhead, Peckham, Whitechapel and Lambeth were sent to the scene.
Tower Bridge Road was partially closed to traffic and bus services were diverted while a total of 16 emergency vehicles were attending the incident.
The fire brigade said it did not believe anyone had been injured.
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