Mexican potatoes - Good Food Middle East

Ingredients

• 800g potatoes, cut into cubes
• 1 tbsp olive oil
• 1 onion, finely chopped
• 1 garlic clove, finely chopped
• ½ tsp mild chilli powder
• ½ tsp paprika
• 1 tsp cumin
• ½ tsp cayenne pepper
• soured cream, to serve