1. In a large saucepan, bring 5 quarts of water to a boil. In a mixing bowl, combine the riced potatoes, flour, salt, farina or semolina, egg and milk.
2. Mix them together with a wooden spoon until they form a smooth paste.
3. Dust your hands with flour and form the mixture into balls about 1 inch in diameter.
4. Drop the dumplings into the boiling water and bring to a gentle boil again.
5. Simmer the dumplings for about 10 minutes, or until they rise to the top.