Trim the edges of the each bread slice. Apply some butter to it. Then spread a teaspoon of coriander mint chutney over the butter layer.
Arrange a few potato slices and sprinkle a little sandwich masala over it.
Place 2 cucumber slices and 2 tomato slices and sprinkle a little sandwich masala over it.
Then place 2 onion slices and 2 beetroot slices and sprinkle 1/4 tsp of sandwich masala / chat masala over it.
Cover it with other bread slice and press it lightly.
Cut into pieces and serve immediately with mint cilantro chutney or tomato ketchup.