TEMPLE CITY — A masked gunman robbed a donut shop along Rosemead Boulevard early Wednesday, authorities said.

The robber wore a ski mask as he entered Rose Donut, at Rosemead Boulevard and Longden Avenue, about 8 a.m., Los Angeles County sheriff’s Lt. Edward Godfrey said.

Using a handgun, he robbed the business and was last seen fleeing the area on foot, the lieutenant said.

Officials described the robber as a Latino or white man, about 5 feet 8 inches tall and 180 pounds, wearing a black ski mask, a black hooded sweat shirt and dark-colored jeans.

Anyone with information is asked to call the sheriff’s Temple Station at 626-448-9861.