Take green chutney ingredients in a mixer and make it into a smooth puree. Chutney done.
Now Take the mariantion ingredients in a plate. Put tofu pieces in it and mix well.
Now heat a pan, add the tofu pieces in it and cook for 1 to 2 mins on each sides, Remove it in a plate.
In the same pan, add 1 tsp oil and saute onions and capsicum for a min. Remove this to a plate.
Now assemble the sandwich. Take a bread slice, spread some chutney, place the onion capsicum mix and grilled tofu pieces. Sprinkle some chat masala. Cover with other bread.
Heat oil in a pan and toast the bread slices on both sides.