Within 80+ years, Dairy Queen has proven ... that still serve wet walnut sundaes." Not anymore. Nowadays, your chilled confection of choice is limited to chocolate, hot fudge, caramel, and strawberry.

Most everyone who was a kid in the 1960s and '70s remembers their first Jack & Jill sundae at Dairy Queen. The Jack & Jill was a popular order, and for most folks, there were two ways to eat it. You ...