Peel carrots. Wash the carrots and zucchini, grate finely, sprinkle with 4 tablespoons of lemon juice and set aside. Grate chocolate finely. For the dough mix butter, 250 g sugar and salt with the whisk of the hand mixer until creamy. Stir the eggs one after the other into the fat-sugar mixture. Mix carrots, zucchini, chocolate, flour, baking powder and ground almonds, stir in.
Grease a fat pan of the oven (32 x 39 cm) and spread the dough on it, smooth it down. Bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for about 40 minutes. Let it cool down. Mix mascarpone, cream cheese, 150 g sugar, vanillin sugar and 8 tablespoons lemon juice, spread on the base, refrigerate for about 1 hour. Cut into pieces and decorate with caramelized almonds. Serve sprinkled with the sugar mixture