Cannelloni - Lidia

Ingredients

• 2 cups all-purpose flour, plus more for working the dough
• 2 large whole eggs
• 1/4 cup extra-virgin olive oil
• 3 tablespoons water
• 1 large onion, finely chopped
• 1 1/2 pounds ground pork
• 1 cup dry white wine
• 2 medium carrots, finely chopped
• 2 celery stalks, finely chopped
• 2 teaspoons kosher salt
• 1 teaspoon chopped fresh rosemary
• 2 tablespoons tomato paste
• 1 cup hot chicken stock
• 10-ounce bag fresh spinach, roughly chopped
• 8 ounces mortadella, finely chopped
• 2 cups Grana Padano
• 1/4 cup chopped fresh Italian parsley
• Zest of 1 lemon
• 1 quart low-fat or whole milk
• 2 fresh bay leaves, or 3 dried bay leaves
• 4 tablespoons unsalted butter
• 1/4 cup all-purpose flour
• 3/4 teaspoon kosher salt
• Pinch freshly grated nutmeg
• Pinch white pepper
• 3 tablespoons grated Grana Padano
• 1 1/2 cups marinara sauce
• 1/2 cup grated Grana Padano