First of all in a bowl add all wet ingredients 1 egg,oil,sugar, vanilla essence and beat it for 2 minutes until light in colour or creamy

Then sieve all-purpose flour,baking powder and mix it properly make sure there should be no lumps

Then chop KitKat into chunks and add on top of the batter

Put in the refrigerator for 10 minutes

Then grease round cake mould with oil and place butter paper then spread evenly the cookie dough and add more chocolate chunks on top

Now put in a pot on wire rack preheat for 10 minutes

Bake in a pot for 40 minutes in medium to low flame when you see the brown edges from the corners it means cookie is ready

Take the mould out from pot and cool it down then cut into triangle pieces and enjoy with tea or coffee