In a bowl whisk together sugar and egg yolk set aside.
In a sauce pan over medium low, add milk cook for 5 minutes.
Add the sugar and egg mixture and the flour whisk with a hand whisk, add vanilla extract keep stirring until completely cook and becomes thick consistency remove from the heat and set aside to cool
After half an hour transfer to the fridge and let set for 6 to 8 hours.
In a large bowl mix together flour, sugar, ground almond, add the egg mix to combine.
Add butter mix by hand until crumbly.
Add water little by little mix until form a dough.
Grease a 12 muffin pan and 6 big tart pan with butter roll the dough 1/4 inch thick cut with a tart shape cutter place in the grease pan bake in an preheated oven of 400 F 20 minutes or until light golden brown.
Let cool completely. Fill a pastry bag with the pastry cream and in the puit d'amour shell spread coconut powder