First of all crush oreo biscuits then add melted butter in it and mix it well, set the mixture in loose bottom bowl and keep it in fridge for half an hour.
Now heat milk in a pan then add condensed milk in it, now dilute corn starch in little bit of milk and add into the pan, allow the mixture to cool down at room temperature.
Now take a mixing bowl, add grated paneer, hung curd, powder sugar and mix it well, now melt the gelatin in hot water and add it to mixture and mix paneer mixture, milk mixture and gelatin mixture very well.
Now add some crushed oreo biscuits mix it well, put the mixture onto the oreo biscuit and butter mixture made earlier and keep it in fridge to set for 6-7 hours.
After the batter is set decorate the cake with white cream and oreo biscuits.