Method of Preparation :
Cut the drumstick into small pieces and cook it in a pressure cooker. Take out the flesh from the drumstick pieces grind,strain and keep aside.
Mix the corn flour in milk to make the white sauce.
Cook the chopped tomato, garlic and onion together. Grind and strain it. Add this and salt to the drumstick solution. Heat the solution. Add white sauce. If needed some water can also be added. Serve hot.