Simple Slow-Roasted Beef Tenderloin Recipe

Ingredients

• 2 tablespoons avocado oil
• 1 (4-4 ½ pounds) whole beef tenderloin roast (trimmed and tied)
• 1 tablespoon kosher salt
• 1 teaspoon freshly ground black pepper
• 5 tablespoons butter (softened)
• 5 garlic cloves (minced)
• 2 teaspoons finely chopped fresh thyme
• 2 teaspoons chopped fresh rosemary
• 4 tablespoons beef drippings (plus more for flavor)
• 1 shallot (diced)
• 1 carrot (roughly chopped)
• 1 celery stalk (roughly chopped)
• ¼ cup all-purpose flour
• 2 ½ cups beef stock
• 1 tablespoon reduced sodium soy sauce
• 1/2 teaspoon Worcestershire sauce
• 2 thyme sprigs
• Salt and pepper (as needed, to taste)