Stir yoghurt and quark until smooth. Peel the cucumber if necessary. Grate half into the quark. Peel garlic and press it into the quark. Season to taste
Cut the rest of the cucumber into slices. Clean and wash the tomatoes. Peel onion. Cut both into slices. Mix vinegar, salt and pepper, add olive oil. Mix prepared salad ingredients, olives and marinade
Heat the fat in a deep fryer to 180 °C (oil in a pan). Roughly dice the feta cheese. Whisk eggs. Turn cheese first in flour, then in egg and finally in breadcrumbs. Bake cheese in the deep fryer for 1-2 minutes (4-5 minutes in the pan) until golden brown. Drain on kitchen paper. Arrange everything. Served with: Flatbread