3 classic roast turkey giblet Recipes

turkey, giblets removed, rosemary, flat-leaf parsley, kitchen string (optional), carrots , cut into quarters lengthwise, stalks celery , cut into 3-inch-long strips, yellow onions, cut into wedges, olive oil, kosher salt and pepper, low-sodium chicken broth

fresh or frozen turkey, thawed, butter, softened, chopped fresh sage, chopped fresh thyme, kosher salt, divided, dried marjoram, freshly ground black pepper, divided, coarsely chopped onion (about 1 medium), coarsely chopped celery (about 2 stalks ), fresh sage leaves (about 1/4 oz), homemade turkey broth, divided, cornstarch, water