Procedure:
In a bowl mix together milk, butter, sugar and cocoa.
Whisk to combine everything.
Now add vanilla essence and food colour and mix well.
Add in 75 gm of maida and baking powder and whisk well.
Finally add in the remaining 25 gm of maida and with a spatula mix to form a loose dough.
Transfer to a bowl and refrigerate for one hour.
Now divide the dough into small portions and roll them into balls.
Arrange on a plate and refrigerate for 30 minutes.
By the time, preheat oven to 180°C.
Mix together corn flour and icing sugar in a bowl.
Roll the dough balls in this mix and arrnage on a baking tray.
Bake for 20 minutes in the preheated oven.
Allow it to cool until warm to touch.
Remove from tray and cool completely on a wire rack.
Store in airtight box in fridge.