Clean, wash and cut the leek into strips of about 15 cm. Peel potatoes, carrots and onions. Cut the carrots into small cubes. Chop onions. Cook potatoes in salted water for about 20 minutes, leek for about 15 minutes.
In the meantime heat oil. Fry the minced meat and carrots for about 5 minutes, turning them over. Season with salt and pepper. Add tomato paste and fry. Deglaze with broth and cook for about 5 minutes. Stir in crème fraiche.
Arrange everything on plates. Wash and chop the parsley and sprinkle over it.