Take an egg and beat it, add warm water, the ratio of egg and water is about 1:1.5, and then add a little salt and stir well, strain the egg mixture 2-3 times and remove the foam with a strainer. Next, cover the egg mixture with a plastic wrap or cover with a layer of plastic wrap, boil the water on the pot and steam over medium heat for about 10 minutes. Out of the pot, add sesame oil, soy sauce, and sprinkle some chopped green onions for better flavor.