Wash the mint, dab dry and cut into strips. Season yoghurt with mint, lemon juice and pepper. Wash lettuce leaves, dab dry. Wash the thyme, dab dry and remove all but 4 stems from the leaves.
Wash the zucchini, halve lengthwise and cut into slices about 1 cm thick. Drain olives and cut into slices. Wash the flesh, dab dry and cut into strips. Heat oil in a pan.
Fry meat vigorously for about 5 minutes. Add the zucchini and fry for 2 minutes. Deglaze with tomatoes and juice. Chop the tomatoes a little bit. Press garlic through the garlic press. Add olive slices, garlic and thyme leaves to the shredded garlic, bring to the boil.
Season to taste with salt and pepper. Arrange the shredded meat on plates, put some yoghurt dip on a salad leaf. Garnish with thyme. Add the rest of the yoghurt dip and bread.