String-beans "in Fricassea" Recipe ingredients

To prepare this String-beans "in Fricassea" Recipe, first cut off the ends and string some young string-beans. Cook them in salted water, then drain them well. Put them in a salted water, then drain them well. Put them in a saucepan with some butter, parsley, and chopped onion. Be careful to add occasionally some broth if the beans dry up before they are completely cooked. Boil slowly, and a few moments before taking them off the fire add the yolks of one or two eggs (according to the quantity of beans) well beaten up with a little water, the juice of a lemon, and some grated Parmesan cheese. Stir from time to time, and never allow them to boil, or the eggs will set. To keep the beans a good color put a pinch of soda into the water with the salt.