1.Heat Oil In A Large Skillet Over Medium-High Heat. Brown The Roast On All Sides In The Hot Oil. Remove, And Transfer To A Slow Cooker. 2.Sprinkle Onion Soup Mix Over The Roast, Then Pour In The Apple Juice. Cover And Cook On Medium For 6 To 8 Hours, Or Until Meat Is Very Tender. Check Occasionally To Make Sure There Is Sufficient Liquid, And Add More Juice If Necessary. Serve Roast With Juices, Or Thicken Them For A Tasty Gravy.