Watermelon Mousse

Ingredients:

1 1/2 cup mashed watermelon
1/2 litre sour milk
100 g sugar
4 sheets unflavored gelatin
2 egg whites
Cold water

Preparing:

Soak gelatin in cold water.

Cook sugar with a bit of watermelon purée until it forms a syrup.
Add soaked gelatin when boil.
Add the remaining watermelon purée and mix well.

Beat the egg whites until soft peaks form.
Add to the watermelon mix carefully.
Pour the mixture into cups and refrigerate for 4 hours.