The Best Simple Roast Turkey With Gravy Recipe

Name: The Best Simple Roast Turkey With Gravy Recipe
Ingredients: 1 whole turkey, neck and giblets reserved, about 10 to 12 pounds (4.5 to 5kg) (see note above); Kosher salt and freshly ground black pepper; 1 tablespoon (15ml) vegetable oil; 1 large onion, roughly chopped; 1 large carrot, peeled and roughly chopped; 2 ribs celery, roughly chopped; 1 1/2 quarts (about 1.5L) homemade or store-bought low-sodium chicken stock; 2 bay leaves; 1 teaspoon (5ml) soy sauce; 3 tablespoons (45g) butter; 1/4 cup (1 1/2 ounces) flour