Easy Garlic and Herb Oven Roasted Turkey

Ingredients (10)

• 12-15 lb. turkey
• 1 stick unsalted butter, softened
• 1/4 cup olive oil
• 3 Tablespoons assorted fresh chopped herbs (I used basil, rosemary, and parsley)
• Zest of 1 lemon, plus the lemon itself
• 1/2 a yellow onion
• 1 celery stalk, chopped in long strips
• One head of garlic
• About 1/4 cup Kosher salt
• About 2 Tablespoons black pepper