DALLAS (CBSDFW.COM) – A Mexican and Latin restaurant in the Oak Lawn area of Dallas caught fire early Thursday morning.

The blaze was first reported around 5:00 a.m. Heavy flames and smoke shot from the El Rey Del Grill in the 4500 block of Maple Avenue.

Between 25 and 30 firefighters were called to battle the 1-alarm fire, that caused a considerable amount of destruction to the building. No word on the estimated damage costs.

Investigators say they aren’t sure if anyone was inside the restaurant when the fire broke out. No firefighters were injured knocking down the flames.