Meanwhile, sauté the finely chopped onion in a pan, add the cleaned and chopped vegetables, sprinkle them with sweet paprika and transfer everything to the pot with meat. Then add tomato paste mixed with water and cabbage cut into strips and cook. Thicken the soup with all purpose flour mixed in a small amount of water and cook. Finally, add the drained pickled beets. Season the soup with salt, sugar and vinegar.