Rocco DiSpirito for AP: Simply put — I am a very happy carnivore. Life without beef would be... depressing. Yes, I know the anti-meat cops have declared that one person's steak is every person's poison. But I believe beef can be part of a healthy diet. It's high in protein, B vitamins, iron, zinc and other minerals. And when the right cuts are trimmed of any visible fat, beef can be nearly as lean as a boneless, skinless chicken breast. To me, that makes beef a winner for a healthy diet. The trick is to start with lean cuts, then trim any fat from them. And of these cuts, one of the leanest is the tenderloin. In my recipe for beef alla Romana , for example, a typical cut of beef would push this dish to 890 calories with 68 grams of fat. My version has just 300 calories and 13 grams of fat per serving. The tenderloin is cooked quickly in a bit of olive oil. That speed helps preserve its tenderness. And the meat goes in the sauce for barely a minute to keep it medium rare. Th...