Take 4 tbsp whipping cream and whip to stiff peaks.
Place in a piping back and keep aside.
Remove cream of 2 oreo biscuits and crush it and keep aside.
In a mixer jar,add milk , 2 tbsp whipping cream, 10 oreo biscuits and rest of the ingredients.
Let it blend for a few seconds.
Add ice cubes to the glass and transfer the Frappuccino in glass . Pipe it with whipped cream. Pour some caramel sauce on top. Add some oreo crumbs on top.