Spiced roast potatoes

At home we cook potatoes this way when we feel like it, irrespective of the main dish they are supposedly accompanying. You know those evenings when the meal is built around the potatoes you crave. The combination of spices varies as does the intensity of the heat of chillies or pepper, so this recipe is only a sample of endless variations. The basic technique is useful, if you don’t know it. The ideal potato for this is a small round floury one, though bigger ones cut into two-bite chunks