The budget-friendly pantry staple has never tasted so good.Credit: AllrecipesOpen your cupboard, and you'll likely spot a can of beans—or two or three—hanging out on the shelf. And for good reason: They're inexpensive, last (practically) forever, and are healthy—packing an impressive amount of protein, fiber, iron, and more essential nutrients. They're also easy to doctor up—or in this case, "chef up"—with the right mix of seasonings and ingredi…