Boil potatoes, peel, cut into thin slices. Dice the onion and fold it into the potatoes with the oil, vinegar, spices and the diced bacon. Prepare a thin roux in the bacon fat from flour, mustard and broth and mix it into the salad. Sauté finely grated white cabbage with oil in a pan until translucent and fold into the potato salad while warm.
Tastes on its own or with smoked pork or sausages.