Take mushroom and clean and wipe them. Cut them into medium slices. Take all purpose flour,add two pinch salt and add some water to make a paste like consistency. Dip the mushroom slices in the above batter and deep fry these till golden brown in oil. Strain them on a paper towel and keep them aside. In a pan take some oil,keep the heat on high , add the above listed veggies which are cut into medium size one by one. Saute them for 3 min, add the sauces,salt to taste ,ginger garlic paste, add few drops of vinegar.(optional). Add the mushroom, stir well. let it stand for 2 to 3 minutes to absorb the sauces and flavour. Garnish with chopped spring onion .