Pork Tenderloin is easy to cook, and quick as well. Preheat oven to 450. Place oven safe roasting pan in oven, heat for 10 min. While this heats, combine spices (salt,pepper, garlic powder.) and rub meat with spices. Remove hot pan from oven. Pour in 1 tbsp. Of oil (preferably olive oil) swirl in pan to coat bottom.