No one was injured in the incident.
Eight fire tenders were pressed into service to douse the fire in which three motorcycles were also damaged.
"The fire started with a series of blasts in five cylinders at a shop in Lal Chowk area of Govindpuri. The flames soon engulfed the surrounding shops and houses," said a fire official.
We received a call at about 9:20 PM about the incident after which eight fire tenders were rushed to the spot which doused the blaze within 40 minutes, he said.