Separate the yolks and whites.

Chop the whites. Keep aside.

Mash the yolks and add mayonnaise, mustard paste, salt and black pepper. Mix.

Lastly, add chopped egg whites and mix.

Place a bread slice on a sandwich paper and place lettuce leaves and jalapenos.

Spoon the egg mixture and place tomato slices on top.

Apply ketchup on the other bread and complete the sandwich.

Wrap in the sandwich paper and tape it.

Cut into half.

Enjoy!