how long do you cook a beef tenderloin
Take the beef tenderloin out of the oven and let it sit for about 15 minutes before carving. The meat will continue to cook even after taken out of the oven. But most importantly, letting the meat rest will ensure a juicier tenderloin when you finally do cut into it.1  Cooking meat causes its muscles to contract.. Take the beef tenderloin out of the oven and let it sit for about 15 minutes before carving. The meat will continue to cook even after taken out of the oven. But most importantly, letting the meat rest will ensure a juicier tenderloin when you finally do cut into it. 1  Cooking meat causes its muscles to contract.