Cook vegetables of your choice. Heat oil, splutter mustard seeds, fry chopped onions until golden brown, add tomatoes, curry leaves and stir fry for 2 minutes. Add Aachi Vegetable masala and blend well. Now add pre- cooked vegetables and sufficient water and allow it to boil. Add coconut milk. Cook till the gravy thickens. Tasty Aachi vegetable gravy is ready -to- serve.