HOUSTON — The Hughie’s on West 18th Street is one among scores of Vietnamese American restaurants around this city. But it may have more in common with a Dairy Queen. For starters, it used to be a Dairy Queen. The sign out front still has the eye-shaped outline of the ice cream chain’s logo. On the menu, alongside banh mi and shaking beef, are thickly crusted, buttermilk brined chicken tenders, a Dairy Queen standard. The most striking similarity, though, is the […]