Peel, wash and roughly grate the carrots. Remove the outer leaves from the cabbage. Cut the cabbage into quarters and cut out the stalk. Cut quarter crosswise into fine strips. Sprinkle with 1/2 teaspoon salt and 3 tablespoons of oil and knead vigorously with your hands.
Add vinegar, carrots and 4 tablespoons of water and let it stand for about 30 minutes. Grate the cucumber roughly. Put approx. 1 teaspoon of grated cucumber aside. Peel 1 garlic clove and put it through a garlic press.
Mix yoghurt, 2 tablespoons of oil, garlic and grated cucumber. Season to taste with salt and pepper. Peel onion and 1 clove of garlic and chop finely. Knead minced meat with mustard, onion and garlic and season with salt and pepper.
Form into 12 longish meatballs and put them on skewers. Wash the rosemary, dab dry and pluck the needles from the stalks. Spread the rosemary on the meatballs and press on a little. Brush a grill pan with oil and heat it up.
Fry the meatballs in 2 portions for approx. 10 minutes, turning once. Keep warm. Season salad with salt, pepper and sugar. Arrange salad and mince skewers. Add 1 blob of tzatziki to each.
Sprinkle the remaining tzatziki with grated cucumber and serve with the flat bread.