Roast Turkeys With Rich Pan Gravy Recipe

Ingredients

• 2 turkeys (10 to 12 pounds each), neck and giblets discarded
• 3 cups kosher salt (do not use regular table salt)
• 2 cups granulated sugar
• 2 unpeeled medium onions, coarsely chopped
• 2 unpeeled medium carrots, coarsely chopped
• 2 stalks celery stalks, coarsely chopped
• 2 tablespoons melted butter
• 1 cup dry white wine or vermouth
• 4 cups low-sodium chicken broth
• 1/4 cup cornstarch