Mushroom Risotto with Parmesan Cheese

Ingredients

• 2 tablespoons olive oil
• 1 large onion, diced
• 2 cloves garlic, minced
• 500g Italian sausage (optional)
• 200g mushrooms, sliced
• 2 cups Arborio rice
• 5 cups chicken stock
• 1 teaspoon dried thyme
• 2 tablespoons freshly chopped parsley
• 1/2 cup freshly grated Parmesan cheese