In a boiling broth, put 1 chopped onion, potatoes and cook until tender.
Make dough for dumplings: mix eggs with flour and a pinch of salt. The dough should be like thick sour cream. Collect dough in 1/4 tablespoon and lower into a boiling broth.
In vegetable oil, fry with the remaining onions and carrots. Season the soup. Cook until cooked, season with salt, spices and herbs. Serve with sour cream.