Filling a dream: Couple takes a bite of success at family-run 410 Empanadas in Havre de Grace

Hot dogs. That’s what Gladys and John Springsteel were thinking about when the Aberdeen couple decided to go into the food truck business.

In New Jersey, where they’re from, food trucks and carts selling hot dogs and a drink are popular and successful.

“We know people that have opened up food trucks selling nothing but hot dogs and soda,” Gladys said. “They have been able to pay their mortgages, put their kids through college, marry a couple of kids.”

“It’s big money in Jersey...