What is "caramelised"

Usage examples of "caramelised".

After one silent glance at the hens' eggs with their curious jacket of caramelised skillet flakes, she ignored the glass comport on which they nestled.

There was still a faint warm glow coming from what would otherwise have looked like an enormous piece of caramelised chewing gum in the centre of the pit: the melted remains of a great spaceship.