In a bowl, add butter, oil, curd, sugar and vanilla extract.
Whisk until smooth and set aside.
In a bowl, sift all purpose flour, Cadbury Cocoa Powder, salt, baking powder and mix well with a spatula.
Add in the wet mix into the bowl and combine using a spatula till you get a good consistency.
Pour half the batter onto a baking dish. Layer it with pieces of Cadbury Dairy Milk and pour in the rest of the batter. Sprinkle chocolate chips over the batter.
Cook in a pan or pressure cooker for 35 minutes.
Dig in and enjoy.