Sanjay Dutt is following a strict ketosis diet designed by his trainer Sherveer Vakil. And the best part of this diet is that he gets to eat as much fat as he likes!Says a source from the sets of Ajay Devgan's All The Best where Dutt is currently stationed "Sherveer has made a special breakfast-lunch-dinner menu for Sanju.It's a zero-carb all-fat and protein diet which includes meats and fish of