Peel the broad beans, dig out their shells, wash them and take them out for later use. Heat oil in a pan, add scallion and stir fry. Then, add the broad beans and stir fry, and add the right amount of water. Turn it over and cook until the broad beans are cut off. Then, add the onion leaves, add the right amount of salt, add the right amount of sugar, season and stir well.