Chop both choclates
Heat cream in a pan
Add both choclates and stir continiously
When it melt turn off gas
Let it cool in freeze
Take whip cream and mix rose water in it
And fold it in choclate mix
Take glasses and add 1 gulab jamun in each glass
Take a piping bag and fill it with creamy choclate mix
Pour this upon gulab jamun
Top with other gulab jamun
Garnish with pista and rose petals