Soak gelatine in plenty of cold water. Mix yoghurt, lime juice and lime zest. Stir in vanillin sugar and 60 g sugar. Squeeze out the gelatine and dissolve at low heat. Stir in 3 tablespoons of yoghurt, then stir everything into the yoghurt. Chill the yoghurt until it begins to gel. Whip the cream until stiff and fold into the yoghurt.
Chill the lime mousse again. Carefully wash the raspberries, put some raspberries aside. Puree remaining raspberries and sugar and pass through a sieve. Spread the raspberry puree on the plates. Use a tablespoon of the lime mousse to cut off large cams and place them on the raspberry puree. Decorate with remaining raspberries, slices of lime and lemon balm
waiting time approx. 2 hours