Finely chop vegetables such as carrots, onions, and green onions.
Beat the eggs and season them with salt.
Mix the finely chopped vegetables into the beaten eggs.
Add cooking oil to a pan and preheat over low heat.
Pour the egg mixture into the pan and spread it out thinly.
When the egg is half cooked, start rolling it up from one end.
Continue shaping and cooking evenly, then remove from the pan.
Slice into appropriate sizes and arrange on a plate.