Hachiya persimmons are delightful but they get overripe so quickly. Use them up in this British-style steamed pudding. A bundt pan or even a Pyrex casserole are not going to cramp your style too much.

This is great, about this time of year, people seem to have a lot of Persimmons to offer and there's only so many you can eat

A less impressive-looking but also less crazy-making recipe for individual puddings:

http://www.sfgate.com/recipes/thebaker/article/Hachiya-persimmons-prove-outstanding-in-pudding-4968839.php