Wash or peel the potatoes thoroughly and cut into slices. Mix with the oil, salt, pepper and 1 teaspoon sweet paprika. Spread on a baking tray and roast in a preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for 40-45 minutes.
Turning now and then.
Onions peel and cut into slices. Clean, wash and cut the peppers into strips. After about 20 minutes mix onions and paprika into the potatoes. Fry everything ready.
Peel the garlic and press it through a garlic press. Mix with sour cream, mayonnaise, yoghurt and ketchup. Season to taste with salt and pepper. Wash the oregano, pluck off the leaves and sprinkle over the oven vegetables.
Serve the SchmandDip with it.