1. Drizzle tomatoes with olive oil, sprinkle on salt and roast in the oven.
2. Boil potatoes, steam shredded cabbage above them.
3. When the potatoes are done mash them, add butter to taste and stir in the cabbage.
4. Marinade the fish briefly in olive oil, lemon juice and crushed garlic. Fry on each side for a couple of minutes.
5. Serve, scoff