Nigel Slater’s recipe for aubergine, mint and cucumber yoghurt

A particularly bright and zingy way with roast veg for springPreheat the oven to 200C/gas mark 6. Remove the stems from 2 large aubergines or 3 medium ones (about 600g total in weight), then cut each one in half, then in half again and then into short lengths (about 4-5cm). Put the aubergine wedges in a roasting tin with 125ml of olive oil, then roast for 30 minutes or until golden on the underside. Turn them, pour in 100ml of water and return to the oven for about 20 minutes until soft and gold