Papitas Fritas con Nduja Recipe | Mexican Pan-fried Potatoes

Ingredients

• 500g new potatoes, washed
• 3 tbsp olive oil, plus extra to serve
• bunch of spring onions, finely chopped
• 100g nduja
• 1 tsp ground guajillo or paprika
• 1 tsp ground cumin
• 1 tbsp apple cider vinegar
• 125ml water (at room temperature)
• 4 vine tomatoes, grated into a pulp
• sea salt and freshly ground black pepper