01 -
Set oven temperature to 400°F.
02 -
In a 9-inch ovenproof skillet, melt 1/2 cup sugar over medium heat without stirring until it turns a deep amber. Swirl the pan gently to ensure even caramelization.
03 -
Incorporate 1/4 cup unsalted butter, 1 teaspoon vanilla extract, a pinch of salt, and optional 1/2 teaspoon ground cinnamon. Stir until smooth.
04 -
Place apple quarters cut side up into the caramel, packing tightly. Cook over medium heat for 12–15 minutes, basting occasionally until apples begin to soften and caramel thickens. Remove from heat.
05 -
Roll puff pastry to slightly larger than the skillet diameter. Lay pastry over apples, tucking edges around the fruit.
06 -
Place skillet in oven and bake for 25–30 minutes until pastry is golden and crisp.
07 -
While baking, line a baking sheet with parchment. In a small saucepan over medium heat, combine 1/3 cup sugar and 1 tablespoon water without stirring. Cook until golden amber, then stir in 1/4 teaspoon sea salt and crushed candies. Pour onto sheet and let cool before breaking into shards.
08 -
Cool tart for 5 minutes then invert carefully onto a serving plate while warm. Sprinkle candy shards over the top before serving.