Soak agar agar in the milk for 10 -15 minutes.
Wash and hull the strawberries.
Puree the strawberries in a food processor.
Whip cream and sugar together till it forms soft peaks.
Put the whipped cream back in the fridge till required.
Heat the milk and agar agar mixture.
Stir till the agar agar dissolves.
Add it to the strawberry puree immediately and mix well.
Add the strawberry puree to the whipped cream and fold it till its mixed.
Spoon the mixture into 6 glasses or serving bowls.
Chill the mousse for 6-8 hours.
Top it with chopped /sliced strawberries, chocolate or both and serve.