Cucumber wash, clean and roughly grate. Peel garlic, dice finely. Mix 1 garlic clove, cucumber and yoghurt. Season to taste with salt and pepper, chill. Peel and chop the onions.
Knead the minced meat, minced meat, egg, breadcrumbs, 1 clove of garlic and half the onions, seasoning, pepper and a little salt. Form the minced meat mixture into 8 longish meatballs and put them on skewers. Heat the oil in a large pan.
Fry the skewers in it over medium heat for 8-10 minutes, turning several times. Wash, clean and dice the zucchini. Wash the herbs, dab dry, put something aside for garnishing. Finely chop the rest.
Remove the skewers from the pan and keep warm. Fry the zucchini, remaining onion and herbs in the hot frying fat for approx. 2 minutes, turning. Add the tomatoes and chop them a little. Add 150 ml water, stir in broth.
Cook over a mild heat for about 10 minutes. Wash and peel the potatoes. Cut into slices of about 5 mm thickness. Fry in hot oil for about 5 minutes until golden brown. Drain on kitchen paper. Season with salt.
Season tomato sauce with salt and pepper. Serve minced skewers with sauce, potatoes and tsatziki. Garnish with put aside herbs.