Mushroom Risotto

Ingredients

• • 3/4 lb (340 g) mixed mushrooms, sliced
  • 1/4 cup (60 ml) olive oil
  • 1/2 cup (60 g) shallots, chopped
  • 1/4 cup (55 g) butter
  • 1 1/2 cups (315 g) arborio rice
  • 1/2 cup (125 ml) white wine
  • 4 cups (1 litre) chicken broth, hot
  • 3/4 cup (55 g) Parmesan cheese, freshly grated
  • A few drops of truffle oil (optional)
  • Parmesan cheese shavings, to taste