If you have ever ordered salt and pepper chips from the Chinese takeaway, you know the magic: crisp chips tossed in a wok with onions, peppers, chilli and that addictive salty-peppery seasoning. The catch is they arrive swimming in oil, and a large portion can carry a day’s worth of calories. These air fryer salt and pepper chips capture everything you love about the takeaway version — the crunch, the heat, the savoury seasoning — with a fraction of the oil and a fraction of the cost. The trick is a two-stage approach: get the chips genuinely crisp in the air fryer first, then toss them hot with flash-fried veg…