In a cast iron skillet melt together your butter and sugar until bubbly and fluffy.
Add your coconut milk and rum and immediatly take off the heat.
In your skillet, Layer your pineapples in a desired pattern of your choice, over your caramel.
Sprinkle your shredded coconut evenly ontop of your pineapples.
roll out your puff pastry and use a fork to poke multiple holes in it.
Place your puff pastry over your pineapples, tucking in your edges.
still leaving your pastry in your skillet, Bake your pastry at 375 degrees for 45 minutes.
Take out and let your pastry compleatly rest
place a large plater over your skillet and flip over to release your pastry.
Serve warm with some coconut ice cream and an extra splash of rum chata on top.