Creamy White Turnip And Leek Risotto With Crisped Leek Greens And Turnip Topping

Name: Creamy White Turnip And Leek Risotto With Crisped Leek Greens And Turnip Topping
Ingredients: 2 leeks, white and light green parts only, chopped; 2 small or 1 medium/large turnips, peeled and diced; 2 large clove garlic, minced; 1 cup arborio rice; 1/2 cup dry white wine; about 2 cups chicken or vegetable stock; 1/4 cup heavy cream; 1 tablespoon butter; 2 tablespoons extra-virgin olive oil; juice from half a lemon and its zest; 1/4 cup grated Parmesan cheese; 1/8 teaspoon freshly grated nutmeg (optional); salt and freshly ground black pepper to taste; green parts from the 2 leeks, chopped to 1-inch pieces; 1 small onion, cut into about 8 wedges; 1 medium turnip, peeled and cut into about 8 wedges; 1 tablespoon extra-virgin olive oil; salt and pepper