Wash the potatoes and cook in boiling water for 15-20 minutes. For the sauce, clean and wash the tomatoes, zucchini and aubergine and cut into small cubes. Peel garlic, press through a garlic press.
Wash the herbs, remove the rosemary needles from the branch. Chop all herbs. Heat the oil. Sweat garlic and eggplants in it. Add the minced meat and fry over high heat for about 10 minutes. Drain potatoes, rinse and peel.
Keep warm. Add the zucchini to the mince, stir in the tomato paste. Season with salt, pepper and herbs. Add tomatoes, deglaze with broth. Cook for 5 minutes at high heat. Flavour again. Serve the potatoes and sauce in portions, each with 1 blob of crème fraîche and parsley.