Citizen App video captured the scene at Paradise Manor, Oneg Caterers.
The FDNY first received a call around 7 p.m., and the fire was placed under control just after 9:30 p.m.
The catering hall was three stories tall, and the flames extended to adjoining properties.
The fire temporarily rerouted D Train service on the elevated tracks in Brooklyn.
At this time, there are no reports of any injuries.
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