American Grass-fed Approved, Certified Naturally Grown, British White Park Beef offer you a lean cut, cut into tips of sirloin. Sirloin steak is from the back of the cow, right before the rump. An active muscle with strong beefy flavor. We suggest cooking the tips over high heat for a short amount of time, then adding vegetables and cooking liquid to a stew pot and stewing for 30 minutes or until tender.