Simmer for about twenty minutes, then add the boiling water. Check the seasoning, and simmer for another twenty minutes. M eanwhile, mix the eggs and cheese together, adding salt if necessary. L ine the bottoms of your soup bowls with thinly sliced toasted bread and spoon the beaten egg mixture over the bread. Bring the soup to the table, stir it well, and ladle it into the bowls.
S erves six.