Using a pastry brush, evenly coat the top of each tart with the glaze. We recommend keeping a box or two of frozen puff pastry in your freezer. That's how useful we think it is for pulling together versatile elegant desserts at the last minute. They can be served just as is, straight out of the oven. Or glaze them before serving.
Apples seem to be compatibly correct, that is, delicious with all different kinds of flavors.
To core an apple easily, halve it, then remove the core with a melon scoop or small spoon.