To get the base for the cream, you can buy a ready-made mascarpone cream, or you can freeze sour cream, and the day before get it for defrosting on a napkin in a sieve.
Prepare all ingredients.
Remove the zest from the lemon.
Put everything in a food processor and whisk with a whisk with a whisk attachment into a light and persistent cream.
Puff pastry is divided into two parts.
Put the cream on one half and cover with the other half.
our dessert is ready!