chicken stock or vegetable stock (fresh stock is best, but you can make it with 2 good quality stock cubes) • mixed mushrooms (such as chestnut, oyster, or wild mushrooms) • garlic clove, finely chopped • olive oil • red onion, finely chopped • carnaroli or arborio risotto rice • dry white wine • freshly grated Grana Padano (or similar vegetarian hard cheese), plus extra to serve • flatleaf parsley, chopped