Follow the instruction on the pastry sheets box to thaw the sheets. I have thawed them for 45 minutes at room temperature.
Using a rolling pin roll about an inch longer on both sides. This will make it more crispier.
Sprinkle some sugar on the working surface. Place the rolled Puff Pastry sheet on it, and gently give it another roll so that sugar adheres to the bottom side of the sheet.
Sprinkle some more sugar on top of the Puff Pastry Sheets.
Make a mark at the center as a guide. Fold the ends length wise evenly till they meet at the center. Fold again so that it will look like a log. You can check the video for more details.
Cover this in a plastic wrap and refrigerate it for about 10 – 15 minutes. This will make it easier to cut evenly.
Preheat the oven to 400 degree F.
Remove the pastry log from refrigerator and cut into 1 cm thick pieces. Brush each piece with water, and roll in some extra sugar.
Pinch the two free ends to give each a heart shape.
Place on silicone lined baking sheet 2 inches part, and bake in preheated oven for 15 – 18 minutes or until golden brown. Remember to flip them half way through baking time.
Allow it to cool down completely and store it in air tight container.
Palmiers are now ready. Serve and enjoy. Happy Holidays.