Beef tenderloin is a classic choice for a special and sometimes over-the-top main dish. Great for date night or impressing guests. Beef tenderloin can be an expensive cut of meat, so whether you&#x27;re cooking tenderloin steaks for your sweetheart or roasting the whole cut for a crowd, here are five mistakes to avoid, plus some tips, so your efforts and money are well-spent. Try out some tenderloin recipes after you become a pro!