In Dutch there's an expression 'zo rot als een mispel' (as rotten as a medlar). These days this means 'rotten to the core', so I was surprised to learn it origi

In Dutch there's an expression 'zo rot als een mispel' (as rotten as a medlar). These days this means 'rotten to the core', so I was surprised to learn it originated from a fruit that supposedly tastes wonderful in this state. Although from the Dutch Wikipedia I gather it's more fermenting than rotting that's involved.