Clean, wash and quarter the cabbage and cut out the stalk. Cut the cabbage into fine strips. Knead well in a large bowl with 1 tsp salt, pepper, 1 pinch of sugar and cumin. Knead in vinegar and 3 tablespoons of oil.
Leave to infuse for about 30 minutes.
Onions peel, finely dice. Chop olives finely. Finely dice cheese. Mix with olives and 1/3 of the onions. Dab schnitzel dry, cut in half and beat flat. Season with gyros and pepper.
Spread the olive and cheese mixture over it. Roll up and pin with skewers.
Heat 2-3 tablespoons of oil in a frying pan. Fry the rolls in it all around. Take out. Fry the remaining onions in the frying fat until transparent. Deglaze with 1/4 l water, stir in broth and brandy. Bring to the boil and simmer for 6-8 minutes.
Add the rolls and braise covered over a low heat for 10-12 minutes. Season the braising stock with salt and pepper.
Season to taste coleslaw. Serve with the gyros rolls. Drizzle a little braising stock over it. Garnish with thyme. Serve with flatbread.
Drink tip: Greek red wine, for example a Naoussa.