Bring milk, 3 tablespoons sugar, vanilla sugar and lemon zest to the boil. Sprinkle in semolina while stirring and let it swell for about 5 minutes.
Take the pot off the stove. Remove lemon peel. Separate egg. Stir the egg yolk into the semolina. Beat the egg white and 1 pinch of salt until stiff, adding 2 tablespoons of sugar. Fold the beaten egg white into the semolina.
Spread everything into a greased flat form (approx. 20 x 20 cm). Let it cool down.
Stir dessert sauce powder and 3-4 tablespoons of juice until smooth. 1⁄4 Bring l juice and 2 tablespoons sugar to the boil. Stir in sauce powder and simmer for about 1 minute. Add berries and defrost. Set aside.
Roast the almonds in a coated pan until golden brown. Take them out. Carefully overturn semolina and cut into 8-12 rectangles. Heat 2 tablespoons of butter in a frying pan. Brown the semolina slices on both sides.
Serve with almonds and berry jelly. Dust with icing sugar.