Add vanilla sugar, lemon skin and butter and then mix

Add salt into egg whites and whip until soft peaks form

Add half of the flour and baking powder and mix, repeat it with the rest of the flour and baking powder

Add half of whipped egg whites and then mix, and try it again with the rest of whipped egg whites (with the fresh fruits (option))

Coat a circular bundt mold with butter and yellow grits

Bake it in the oven, at 180 °C, for 1 hour