Why is some popped popcorn rounder-looking than other popcorn? Popcorn comes in two basic shapes— butterfly and mushroom. Butterfly popcorn has a very irregular shape with large bumps. It has a light ...

See some of this year’s movie-themed popcorn buckets, including "Alien: Romulus," "Moana 2," "Deadpool & Wolverine" ...

expanding the interior starches to form the iconic popcorn shape. Popcorn typically comes in two different shapes: butterfly ...