Soak gelatine in cold water. Mix yoghurt, crème fraîche, sugar and lemon juice. Break the lady fingers into small pieces. Squeeze the gelatine, dissolve lukewarm. Stir 2 tablespoons of yoghurt into the gelatine.
Stir the gelatine into the rest of the cream. Spread the lady fingers, 250 g frozen berries and cream alternately into 8 dessert glasses. Chill for about 30 minutes. Sprinkle with remaining berries shortly before serving
Waiting time approx. 30 minutes