You know, they didn’t always put a plastic baby in a king cake. Here’s why they did.

In my humble opinion, the Mardis Gras king cake is by far the coolest holiday dessert. It’s got a little bit of everything: a fun design, bold colors, a rich history (more on that later).

Made with yeasty cinnamon flavored dough—and heaps of symbolism—this regal pastry-cake hybrid is…