Tofu has an image problem, and it is almost entirely the fault of bad cooking. Served pale, wobbly and bland, it confirms every sceptic’s worst suspicions. But tofu cooked properly — pressed dry, coated in seasoned cornflour, blasted in the air fryer until deeply golden — is a different food entirely: crisp-edged, chewy-centred, and a brilliant vehicle for flavour. This air fryer tofu meal prep method turns a humble £1.50 block into a week of high-protein salad toppings that even committed carnivores will happily eat. The economics are hard to argue with. A 396g block of firm tofu typically costs £1.30 to £1.80 in UK supermarkets (estimate) and delivers around…