Wash the potatoes and cook in plenty of boiling water for about 25 minutes. In the meantime clean and wash spring onions and cut them into fine rings. Parsley, wash, dab dry and chop.
Beat the sour cream until creamy, stir in the curd, spring onions and parsley, except for something to sprinkle on top. Season to taste with salt and pepper. For the red dip, peel onion and garlic. Halve the onion and cut into strips, cut the garlic into thin slices.
Heat the fat in a saucepan and sauté the onion and garlic. Stir in honey, vinegar, ketchup and tomato paste and season with chilli powder. Leave to cool. Wash and clean the tomatoes and zucchini and cut into not too thin slices.
Peel the vegetable onion and also cut it into slices. Wash the thyme, dab dry and pluck the leaves from the stems. Spread the vegetables with olive oil and sprinkle with salt, pepper and thyme.
Wash the meat, dab dry and also brush with oil. Drain the potatoes, wrap them in aluminium foil and put them on the preheated grill for about 20 minutes. Grill the steaks for 8-12 minutes while turning and season with salt and pepper.
Grill onions and zucchini for 3-5 minutes, tomatoes for 1-2 minutes at the end. Serve steaks with herb butter, potatoes with sour cream and add the vegetables