To make these delicious triangles, take out your puff
pastry and allow it to thaw a little. It doesn't need to reach room
temperature, but you should be able to work with it.
In a frying pan sauté the chopped apples in butter.
Allow to cook for 30 seconds and then add in the sugar. The amount
depends on how sweet a sweet-tooth you have, but several tablespoons are
usually necessary. Next add in the cinnamon and allow to cook for
several minutes. The apples should lose some of their water but still be
a bit crispy. If you turn it into mush, it will still be tasty but the
texture is lost.
Roll out the puff pastry dough, into approximately 20 squares. Place a
heaping spoonful of the apple mixture in the center and fold the square
over into a triangle to seal it. Then, brush the top with egg wash (egg
mixed with a bit of water or milk).
Place the turnovers on a baking sheet with parchment
paper in a 350ºF oven for about 30 minutes, or until they are a golden