fresh basil leaves, to serve (optional)
1 courgette, cut into 1cm/½in slices
1 yellow or orange pepper, seeds removed and thinly sliced
1 red onion, cut into thin wedges
½ tsp dried chilli flakes
6 tbsp passata sauce (approximately 100g/3½oz)
freshly ground black pepper
125g/4½oz self-raising brown or self-raising wholemeal flour, plus extra for dusting
1 tbsp extra virgin olive oil, plus extra for drizzling
1 tsp dried oregano
pinch fine sea salt
50g/1¾oz ready-grated mozzarella or cheddar, goats’ cheese, broken into small chunks, or 1 mozzarella ball, sliced or roughly torn
125g/4½oz full-fat plain yoghurt