In a tall glass, pour the parsley, oil, oregano, diced chili, cumin, salt and pepper and whisk until smooth and green, adjust with a few drops of lime.
Season the fillet with salt, pepper and a little oil, place it on a steel baking dish, add rosemary, sage and 1 whole garlic clove. Set it at 48° and insert the cooking probe and in the centre of the tenderloin and bake in traditional fan assisted mode at 200°.