SACRAMENTO, Calif. — An early morning fire broke out at Gunther’s Ice Cream, according to the Sacramento Fire Department.

Fire officials said the blaze started at 6:15 a.m. on the exterior near the front of the building. Smoke from the fire caused damage inside. The cost of the damage is unknown.

The fire occurred outside business hours, and no injuries were reported, officials said.

Gunther’s Ice Cream said it will remain open during normal business hours, from 11 a.m. to 9 p.m., despite the fire. The business said an inspector evaluated the damage and confirmed it was safe to operate.

The cause of the fire is unknown and is currently under investigation.