Start the oven on 175 degrees Celsius electrical heat.
Pour the almond flour, sugar, flour, Vanilla sugar, cardamom powder, and salt in a bowl.
Grated the almond paste and mix in the batter.
Melt the margarine and mix with the batter.
Place a baking paper in a oven form spread the batter on the paper.
Place in the middle of the oven for 20 minute. Take out the cake and let it cool down in room temperature.
Whip 300 ml of the whip cream and vanilla sugar.
With a fork mix almost all of the grated almond paste with 2-3 tablespoons of whip cream. Save some grated almond paste for later.
Spread evenly the almond paste mixture on top of the cake.
Spread the whip ed cream on top and last sprinkle the rest of the grated almond past over the cake.
Cut in small pieces before serving.