Break the eggs in a bowl and whisk with salt and red chilli powder to your taste.
Heat oil in a pan, add 1tsp butter and allow it to melt.
Add chopped onion, green chillis, fresh coriander and cook for 1-2 minutes.
Pour the egg mixture over the onion in the pan.
Cook the eggs for 1 minute till it starts to set and place one slice of bread over it.
Add a layer of your favorite cheese and sprinkle chopped coriander.
Cover with another slice of bread and press it with a spatula.
Now flip it and push the edges under the bread and cook for 1-2 minutes to cook both the sides.