Wash and chop the vegetables to small pieces.
Cook with little salt till it is soft.
Heat oil in a fry pan.
Add onion pieces and fry to golden.
Add ginger and garlic pieces, and sauté till raw smell disappears.
Add chopped tomato, coriander leaves and fry for a minute.
Allow to cool
Grind in a blender to smooth paste.
In the same fry pan, add a tsp of oil.
Add the ground paste, add turmeric pwd, garam masala pwd, tomato sauce, coriander pwd and combine.
Add the cooked vegeatables and mix well.
Stir in low flame till the filling attains thicker.
Turn off the flame
Spicy veg filling is ready
Toast bread slices by smearing butter.
Take one toasted bread, spread the spicy vegetable filling.
Sprinkle chopped onion and coriander pieces.
Cover with another toasted bread.
Press well
Serve with tomato ketchup
Healthy n tasty vegetable sandwich ready to enjoy..:)