Cut the pineapple into quarters, remove the core, then slice each quarter into 4 strips, lengthways.
Melt the butter in a large frying pan over a medium heat.
Add the sugar to a bowl and toss the pineapple strips in the sugar, then add them to the frying pan with the melted butter. Cook the pineapple strips for 5-10 minutes on each side, until caramel