Dairy Queen is owned by Berkshire Hathaway Inc ... and he pursued a career in the dairy industry by working as a chemist and ice cream-maker. McCullough is known for developing a formula for ...

With a menu that's seen dozens of Dilly Bars, sundaes, and over 170 flavors of Blizzards, DQ has earned its reputation as one of the best frozen dessert-makers ... style of ice cream his son ...