Risotto with Amarone and Radicchio

Ingredients

• 3 tablespoons extra virgin olive oil
• 1 small yellow onion, diced
• 2 ½ cups homemade chicken stock
• 2 cups Amarone wine
• 2 cups Italian vialone nano, Arborio or carnaroli rice (preferably vialone)
• 2 tablespoons unsalted butter
• Freshly grated nutmeg
• 1 cup grated Parmigiano Reggiano
• 1 small head radicchio, cut into thin strips
• Salt and freshly ground black pepper