Which is why I object on moral grounds to mug cake recipes that call for mugs of unusual size or things like "vanilla bean paste" -- conveniently linked to her other post about how to make same, from scratch.
Nope nope nope.
Easy, fast, and from stuff always in the pantry, or gtfo.
We did eventually find a non-stupid vaguely similar to a snickerdoodle cage recipe (alledgedly a doughnut cake.) which has potential. I will note that it was Land O Lakes recipe; I'm noticing that brand recipes tend to be straightforward and tasty.