Sauerkraut soup (for 6 persons)

1 kg of sauerkraut
1 big onion
1ts of oil
0.7-1 kg of meat(with bone)
2,5 l of water
salt
2-3 tsp barley groats
sugar according to your taste
2-3 carrots
2-3 potatoes( you can leave potatoes out if you wish)

Fry an onion and the meat on the pan wit oil. Measure the water into the pot, add meat, sauerkraut, onion and barley groats. Let it boil for an hour and add chopped carrots and potatoes and cook more for an half of hour. Then take the meat out and cut it to the small peaces and put it back to the pot. The soup goes even better next day and even more the day after that:)