Grind 4 small Oreos.

Add half a cup milk into it.

Mix it well and add half tablespoon baking powder.

Mix it well and now grease the mould by butter and pour the batter.

Bake in kadai or cooker for minimum 20 mints.
If you are baking it in microwave 5 mints is the sufficient time

Now for chocolate sauce : Add some milk,2 dairy milk and Oreo cream and mix them well.

Now make a circular hole in the baked cake and pour the chocolate sauce.