Method of Preparation :
Cook the 2 nd ingredients in a pressure cooker with 2 cups of water. Grind and sieve it and keep aside.
To make white sauce saute butter and flour in a pan. Do not allow the colour of the flour to change. When it is done, remove from fire and add the milk. Mix well and filter.
Boil the sieved liquid (Soup) with 4 cups of water. When it boils add the white sauce. Boil again for a minute. Remove from fire. Add the cooked drumstick fresh, salt and pepper powder. Serve hot.