Four fire engines and around 25 firefighters tackled a fire at a shop with flats above on Shrewsbury Road in Forest Gate.
Part of a single-storey extension to the rear of the property was damaged by fire. There were no reports of any injuries.
The Brigade’s Control Officers took the first of 10 calls to the fire at 2310 and mobilised crews from Stratford, East Ham, Plaistow and Ilford fire stations to the scene. The fire was under control by 0012.
The cause of the fire is under investigation.