Does a light, crispy donut with chocolate icing sound amazing? Then you're ready to learn about Dunkin'®, the most popular donut seller in the United States. Discover how the company started near Boston, Massachusetts. Find out the three ways Dunkin' locations get their donuts. Uncover the reason the word Donuts was dropped from the name. Then, read the rest of the Favorite Food Franchises series for more fascinating facts.