In a bowl beat the cream until thick
In another bowl mix the egg whites until they form peaks
Add half the sugar to the egg whites and mix until it dissolves.
Add the rest of the sugar and beat until the mixture looks glossy.
Fold in the cream and beat until thick
Melt the chocolate in a bowl over a pan of boiling water
Fold the chocolate into the mixture.
Chop the strawberries and add to the bottom of the mousse bowl.
Add some of the mousse, some more strawberries and some more mousse.
Decorate with strawberries or chocolate
Place in the fridge for an hour until set