Peppercorn Beef Tenderloin with a Roasted Garlic Cream Sauce

Name: Peppercorn Beef Tenderloin with a Roasted Garlic Cream Sauce
Ingredients: For the Garlic Cream Sauce; 1 Head Garlic; 1 tablespoon Olive, Coconut, or Red Palm Oil; 1 pinch Sea Salt; Freshly Ground Black Pepper; 2 tablespoons Cooking Fat (like Ghee, Butter, or Coconut Oil); 1 tablespoon Arrowroot Flour; 1 cup Chicken Stock; 1/2 cup Coconut Cream (the solid part of a refrigerated can of coconut milk); For the Beef Tenderloin; 3 pounds Beef Tenderloin; 2 tablespoons Olive or melted Coconut Oil; 3 tablespoons Peppercorns, whole; 1.5 tablespoons Sea Salt