A great full flavored sirloin cut that is becoming a favorite for fajitas. At Diamond A our Sirloin Bavette has become a well kept secret among our competion fajita cookers. The Sirloin Bavette has many names vacio steak, sirloin flap, bistro steak. Due to it's generous size it is perfect for feeding a large group, and it has exceptional tenderness and rich sirloin flavor. These steaks weigh an average of 2.5 pounds.