Only in 1966, when the Bundt pan was used to make the winning cake of the Pillsbury Bake-Off, did it finally pick up steam.

In the late 1960s, you couldn’t go to a PTA potluck without running into one of these confectionary marvels—what happened?

To get started, preheat your oven to 375° and spray a muffin pan with cooking spray. Melt some butter in a small bowl, then ...