Wash and Peel the Ash gourd and potatoes
Both are cut to dices(cube). Now heat the pan with oil. Add cumin and mustard seeds. When crackle add haldi powder,whole red chilli and sugar. Now add potatoes fry some times. Add white gourd. Grated ginger and green chillies. Mix altogether. Now add milk and water init. Mix it well. Cover the pan and cook untill potatoed and Ash gourd fully done. Switch of the flame and sprinkle some Coriander leaves. Serve with paratha, roti and rice.