Thaw both puff pastry, roll flat, place on parchment lined baking pans
Poke with forks, sprinkle with sugar
Bake on preheated 400 F for 20 mins (convection oven)
Take out and slice with pizza cutter for 1 of the puff pastry layer (for top layer)
Separate the eggs, beat the whites until stiff peak form
Pour a little milk into the yolks, add in vanilla, mix
Stir in flour
Into a pot, pour the rest of the milk and add in sugar
Bring to boil in medium heat until sugar dissolved
Stir in yolk mixture, cook until thickened
Take off from heat, stir in meringue, mix til completely combined
Pour cream onto puff pastry that isn’t sliced, spread and let stand for 10 minutes
Top with puff pastry squares
Chill over night, slice, and serve sprinkled with icing sugar