Step 1

Preheat the oven to 450 F / 240 C.

Step 2

In a pot, add the milk, lemon rinds and cinnamon sticks.

Step 3

Bring to a boil, then turn off the heat.

Step 4

In a bowl, combine the sugar with the flour.

Step 5

Add the mixture to the hot milk, and stir.

Step 6

Remove the lemon rinds and cinnamon sticks and let cool for 10 minutes.

Step 7

Add the egg yolks. Stir until forming a homogeneous custard. Put on low to medium heat, and stir constantly until thick.

Step 8

Roll the puff pastry and cut circles the dimension of the individual molds.

Step 9

With the help of your thumbs, press the puff pastry and spread the dough to the edges of the mold.

Step 10

Pour the filling into the molds and bake for 15 minutes, or until golden brown. Serve warm, and sprinkle some cinnamon (optional).