1Prepare the compound butter by combining 1 cup of salted butter with garlic paste, salt, Italian seasoning, black pepper, parsley, and a generous amount of olive oil, mixing until spreadable.
2Prepare the dry rub by combining Montreal chicken seasoning, onion powder, smoked paprika, adobo seasoning, black pepper, and dry rubbed sage in a bowl.
3Rub the compound butter mixture and the dry rub all over the clean turkey, ensuring it gets under the skin and inside the cavity.
4Stuff the turkey cavity with onions, garlic, citrus (lemon and orange), and fresh herbs.
5Inject the turkey with Tony Chachere's Creole Cajun butter.
6Place the turkey in the fridge to marinate overnight.
7The next day, add some flour to your oven bag and make slits in the top.
8Add sliced carrots, celery, and onions to the oven bag.
9Place the marinated turkey on top of the vegetables in the oven bag.
10Place the oven bag with the turkey and vegetables into a roasting pan.