In Kroger Convenience’s Loaf ‘N Jug division, testing of a fill-in shop concept began at its store in Fountain, Colo. “We’re trying to provide that one-stop shop for the customer who’s looking for a place for that fill-in shop: fresh produce, meat, meal solutions, whether it be hot meal solutions or expanded grocery, expanded frozen,” said Art Stawski, president of Loaf ‘N Jug.