Stir butter & maida on low fire. Add milk to this & make it a thick paste (white sauce). Add sliced tomato and chopped carrot and onion to this & stir. Add sugar, salt & tomato sauce & stir for 2-3 minutes. Add water & let it boil.
When the vegetables are cooked take it off from the stove. Allow it to cool for sometime. Once it is cooled grind the vegetables together with the coconut. ( keep the stock aside). Strain the ground vegetables & add to the stock. Heat it for 5 more minutes. Serve with bread Croutons & crushed pepper.