1. In 3-quart saucepan, prepare brown rice as label directs, adding bouillon.
2. In 12-inch skillet or 5-quart Dutch oven over medium heat, in hot butter or margarine, cook celery and onions until tender, stirring occasionally. Remove skillet from heat; stir in toasted walnuts, sage, pepper, and cooked rice. Use to stuff 12- to 16-pound turkey. Or spoon stuffing into 13" by 9" baking dish; cover and bake in preheated 325°F. oven 45 minutes or until heated through.