Step 1

Step 1: In a bowl, mix flour, sugar, salt, lemon zest, and butter with your hands until the butter dissolves into the mixture.

Step 2

Step 2: Add the egg and mix it thoroughly until your though is formed. Then knead the dough until smooth.

Step 3

Step 3: Transfer the dough to a cake mold, stretching it by raising the edges, and refrigerate for 30 minutes.

Step 4

Step 4: In another bowl, whisk together egg yolks, vanilla sugar, and sugar until the mixture is smooth. Next, add cornstarch and mix until it is well combined.

Step 5

Step 5: Then gradually mix in part of the milk to dissolve the mixture. Next, add the remaining milk and whisk well.

Step 6

Step 6: Transfer to a pot and heat, stirring continuously, until thickened. Remove from heat and let cool.

Step 7

Step 7: Firstly, slice the apples thinly. Next, melt butter in a pan, then add powdered sugar and cinnamon. Add the apples and cook until they soften and caramelize slightly.

Step 8

Step 8: Take the dough from the fridge after the allocated time has elapsed, and pour in the apple mixture. Then, spread the custard evenly on top with a spatula.

Step 9

Step 9: The next step is baking your pie. Simply fold the edges of the dough inward slightly. Place the pie in a preheated oven at 170°C (338°F) and bake for 50 minutes, or until the crust is golden and the filling is set.

Step 10

Step 10: After baking, let the pie cool completely before dusting it with powdered sugar. Slice and serve for a creamy, fruity delight.