Combine toasted bread crumbs, butter, shortening, chopped onion, salt, pepper, thyme, and sage; mix well. Stuff pocket of roast with bread crumb mixture; tie with string to secure opening.
Place roast and water in a lightly greased shallow roasting pan. Insert meat thermometer in thickest part of roast. Bake at 325° for 2 hours. Place apples around roast; bake 1 additional hour or until meat thermometer registers 170°. Baste apples occasionally with pan drippings.
Transfer roast and apples to a serving platter. Let roast stand 10 to 15 minutes before slicing.
Oxmoor House Homestyle Recipes