Susan's Perfect Roast Turkey | Louisiana Kitchen & Culture

Ingredients

• 18-pound free range, hormone free turkey, thawed and rinsed
• 1 stick butter at room temperature
• 2 teaspoons ground sage
• 2 teaspoons ground thyme
• 2 teaspoons salt, plus more as needed
• 2 teaspoons coarsely ground pepper, plus more as needed
• 1 yellow onion, peeled and quartered
• 2-3 stalks celery, cleaned and cut into 2-inch pieces
• basic turkey stock, as needed