I’m a major lovah of the beef wot is grass fed. It tastes better, it is more natural, and it packs a greater punch in terms of nutrients.
When it comes to e coli, we thought we knew about cattle not raised on grains might not necessarily be true according to Slate.com’s article “Beware the Myth of Grass-Fed Beef“.
In other words, use common sense, prepare your meat for the best possible outcome, and be aware that foods like hamburger jerky, even when made from ground beef that is grass fed can be a risk you might not want to take.
More information about preventing e coli: