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["Add the bread flour and cake flour to a bowl.", "Add 1 cm cubed cold butter and mix with your fingers until crumbly.", "After the batter becomes pretty crumbly and mixed together, form a well in the center and pour in the cold water.", "Use the palm of your hand to gather it all together.", "Wrap it tightly and rest in the refrigerator for 1 hour or more.", "Dust a working space with flour and use a rolling pin to roll out the dough from Step 3 to a thickness of 1 cm.", "Fold it together three times and then roll out in the opposite direction.", "Repeat this 4-5 times.", "Tightly wrap it again and let it rest in the refrigerator for 30 minutes.", "Preheat the oven to 230 degrees C. If you have it, set down a 3 mm cake ruler, and roll out the dough to 3 mm with a rolling pin.", "Cut into hearts and line up on the tray.", "You'll be using 2 hearts for one pie.", "On one side, top with broken chocolate pieces that fits the dough.", "On the other heart, spread lines using egg yolk mixed with 1 teaspoon of water to act as a glue, and then sandwich the hearts.", "As seen in the image, use a cake fork with thin tines to secure the two pieces together.", "Spread a sheet of aluminum foil onto the baking tray and line up the pies.", "Brush on of the same ""glue"" made from a wash (egg yolk mixed with water), and top with a sprinkling of granulated sugar.", "Bake for 10-15 minutes on the middle rack at 230 degrees C."]
