At this time, grate the carrots and chop the onion.
Fry onions and carrots in vegetable oil.
Cut the beetroot into slices, sprinkle with vinegar, salt and put out in a frying pan with vegetable oil, add tomato paste.
Put finely chopped cabbage in the finished broth. Then add salt to the beans, onions, carrots, beets and cook until tender.
Grind the buckwheat into flour. Add a little hot water to it and mix so that there are no lumps.Add the egg there and mix thoroughly.
Put the buckwheat mixture in a saucepan with boiling salted water with a teaspoon. Let the dumplings float, remove with a slotted spoon.
Pour the soup into a bowl, add dumplings, sour cream, herbs.