Cut chillies longitudinally (1 chilli = 4 pcs). Put these chillies and chopped onions in a pot of water (approx. 400 ml). Add 2 teaspoon vegetable oil. Then boil in medium heat for about 10 minutes. Add tomato and garlic and boil for another 2 mins. Add Cheese and let it remain for 2-3 mins. Finally add coriander and turn off the heat. Stir. Keep it closed for 2 mins. And then you are ready for a treat of good Ema Datshi. Serves 3. As always, serve with a generous portion of red rice or polished white rice, along with some other dish.