Wash the potatoes and cook in boiling water for about 20 minutes. Clean, wash and dice the peppers. Peel and chop onion. Peel garlic and chop coarsely. Crush garlic and cumin finely in a mortar. Stir in 2 tablespoons of oil, paprika powder and vinegar. Season to taste with salt and chilli.
Drain the potatoes, rinse and peel them and cut them into pieces. Heat 3 tablespoons of oil in a pan and fry the potatoes. Add onion and paprika and also fry for about 5 minutes. Add the garlic mixture to the potatoes. Season again with salt and pepper. Garnish potatoes with parsley. Add ham