1Add the potatoes to the air fryer. Season with smoked paprika, garlic granules, salt and pepper, spray with oil and cook at 180°C for 20-22 minutes until golden and crispy, shaking halfway. Or oven bake at 200°C for 30-35 minutes.
2Add the beef mince to a frying pan and cook until browned.
3Add the onion and pepper and cook for a few minutes until softened, then stir through the garlic.
4Add the chipotle paste, smoked paprika and tomato purée and cook for a minute to deepen the flavour.
5Pour in the passata and water, stir well and let it simmer for 8-10 minutes until thickened but still saucy.
6For the cheese sauce, add the cheese slices and milk to a bowl.
7Microwave in 10-15 second bursts, stirring vigorously each time until smooth and pourable.
8In a small bowl, mix together the yoghurt, lime juice and salt.
9Pile the crispy potatoes into a bowl.
10Spoon over the chipotle beef, drizzle over the nacho cheese sauce, followed by the yoghurt sauce.