Cut bun into two and toast it with butter..
put oil in a pan and break an egg.. put salt n chilli flakes on it, if one side is cooked flip the egg and cook the other side..
put mayonnaise or sandwich spread on one half of the bun.. add tomatoes and double side cooked bullseye and put another end of the bun.. Egg burger is ready to serve.. Enjoy with ketchup 🙂