Pastry cream    ·         ½ liter
         milk    ·         100 grs sugar    ·         3
         egg yolks    ·         35 grs butter    ·         80
         grs corn starch    ·         vanilla / blanched lemon zest     1.       Mix    ·         350
         grs fromage blanc or sour cream    ·         6
         egg whites (firm)    2.       Add “fromage blanc”
         to the hot pastry cream    3.       Add the firm, beaten egg whites
         to the still hot fromage blanc mix    4.       Fill well the tart
         shell until the edge, using a spatula, spread the mix smoothly    5.       Lightly
         brush some egg wash seasoned with salt and sugar    6.       Put
         the tart in a hot oven (350 F) for 10 min until lightly colored. The mix must not rise in the oven, otherwise just a little    7.       When baked, wait for a few minutes, then remove from tin upside-down on a cooling
         rack    8.       After the tart totally cooled down, flip it over a dish or a card board    9.       Sprinkle sugar on top and using a hot skewer (over a flame) caramelize the sugar. 
           10.   Repeat
         the operation over the flame until obtaining the desired design    ▲  |