When you think about eating a donut, what comes to mind? A hot, doughy Krispy Kreme original glazed donut, made just minutes before consumption? Or a factory-made room temperature donut from Dunkin Donuts,...

“America runs on Dunkin’.” That phrase is much more than figurative; with plans to expand to 15,000 locations by 2020, it is as literal as it is patriotic. But that celebrated four-word line represents...