Claim: The coconut doughnut or coconut donut is a variety of doughnut, served hot or cold that originated from the United States and Canada and Dunkin' Donuts' toasted coconut variety was hailed as "the greatest doughnut of them all.
Evidence: Canada, United States Hot or cold Andy Ward calls Dunkin' Donuts' toasted coconut variety "the greatest doughnut of them all" in an Esquire article.