On: A forgotten medieval fruit with a vulgar name

[haroldp]

Quince are naturally very high in pectin, so they were often grown to be added to other fruit as a thickener in jams. These days people just buy commercially produced pectin, or more likely, don't make jam at all.

[selimthegrim → haroldp]

I've seen it at upscale grocery stores, usually next to the fancy cheese section.