Select the berries, wash and drain if necessary. Strip the currants from the panicles with a fork. Clean and quarter the strawberries.
Stir the starch and 6 tablespoons of juice until smooth. Boil up the rest of the juice and 3-4 tbsp. sugar. Stir in the starch and simmer for about 4 minutes while stirring. Add the berries and simmer for another 1 minute. Let it cool down.
Remove 3 tablespoons of the milk and stir with sauce powder until smooth. Boil up the rest of the milk, cream and 3 tbsp. sugar. Stir in sauce powder and bring to the boil again. Let it cool down.
Fill berry groats into glasses, add vanilla cream and meringue as desired.