Trim excess fat from, round steak, and cut steak into serving-size pieces.
Heat 1 tablespoon vegetable oil in a large heavy skillet; add steak, and brown evenly on both sides.
Transfer steak to a 2-quart shallow baking dish.
Combine remaining ingredients, stirring well; pour over steak.
Cover and bake at 325° for 1 1/2 hours or until tender.