Four fire engines and around 25 firefighters tackled a fire which broke out at a shop with flats above.
London Fire Brigade says it was called to the blaze in Main Avenue, Enfield, around 10.33pm on April 4.
Part of the shop on the ground floor of the building was damaged by fire, which was under control by 11.07pm, the brigade said.
There were no reports of any injuries.
The fire is believed to have been caused by an electrical fault.
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