Lenore at Evil Mad Scientist Laboratories writes:

Our neighbors stopped by with buckets (yes, buckets) of excess plums. Not that you’ll necessarily be so lucky, but if you should happen to find a nice supply of plums, here’s something awesome you can make with them: Indian style plum chutney. Perfect for topping your samosas or naan, and at least as easy as marmalade.

More:

Demystifying Making Marmalade