Beef Back in Style at Covent Garden's Hawksmoor by Nancy Ellison Since (finally) it has been discovered that the fat in beef ??? oleic acid ??? is the same heart healthy fat that is found in olive oil, and since fat in beef actually decreases heart-disease risk (something about the ratio of good and bad cholesterol), and if you are not devouring sugars, a good, fatty steak is a good thing!