Rub little oil outside of eggplants and tomatoes
Make 3 holes in each eggplant and insert 3 garlic cloves in it
Make two cuts in tomatoes before roasting on gas flame
Now roast both ingredients on gas stove till cooked properly,Cover it with aluminum foil or leave as it is for 10 minutes so that skin would come out easily
Take off skin from eggplants and tomatoes,Keep it in a bowl and mash garlic cloves and both veggies properly with help of spoon
Now add chopped onion, green chillies, ginger, salt, coriander leaves and mustard oil n mix very well
Usually it's always serve with stuffed sattu paratha and Litti signature deligacy of Bihari cuisine
But one can take it with plain chapati also as main veg item in daily meals, We can take it while weight loosing program