Its intact center raises a question: if a donut doesn't have a hole, is it still classified as a donut? While German-style ...

Beignets and donuts may seem similar, but their texture, ingredients, and origins set them apart. Find out what makes each of ...

A doughnut, also called a torus, is a shape that you can move across in two directions, just like the surface of the Earth. YassineMrabet via Wikimedia Commons, CC BY-NC-SA.

Some say Comer, a native of Indiana, invented the square doughnut in 1967. The unique shape was so popular that he changed the name of his Terre Haute-based Tasty Creme doughnut shop to Square Donuts.