Risotto with blue cheese and leeks

Method

1. Preheat the oven to 180°C/fan160°C/gas 4. Heat the butter and olive oil in a shallow casserole. When the butter has melted, gently fry the sliced onion for 5 minutes until softened. Add the thyme, leeks and garlic, then fry for 5 minutes more.
2. Add the arborio risotto rice and stir to coat in the buttery vegetables. Pour over the wine, turn up the heat and stir until it has been absorbed, then add the hot stock to the casserole and season.
3. Bring to the boil, cover with a tight-fitting lid and bake for 25 minutes until the stock is absorbed and the rice is tender. Stir through the cheeses and season well with freshly ground black pepper. Serve immediately.