Elk Osso Buco. 2 lbs approx. (4 steaks) Osso Buco mean "Bone with a hole" but it's not a hole at all, it's filled with delicious marrow. There is lots of meat covering the bone making for a flavorful, hearty meal. Easy to cook, just take any recipe for osso buco and substitute elk osso buco for beef or veal.