For the cams, soak gelatine in cold water. Mix cream cheese, 50 g sugar, lime juice and lime zest. Squeeze the gelatine, dissolve and mix in. Whip cream and egg white separately until stiff.
First fold in the cream and then the beaten egg white. Put it in a cold place. Scald peach, rinse with cold water and remove skin. Halve the fruit, stone and dice. Puree with the cutting stick of the hand mixer.
Bring 1/2 litre water, remaining sugar and cinnamon to the boil. Stir starch in a little water until smooth, add to the spice stock and boil thoroughly. Remove from the heat, stir in the peach puree and let it cool down.
Remove the seeds from the melons and remove the flesh with a ball cutter. Arrange cold peel and melon balls on plates. Use two tablespoons to cut out cream cheese into cams and place in the cold dish.
Decorate with lime zest.