1 pound green beans, trimmed and left whole
1 14 oz. flank steak — cut in thin strips
1 Tablespoon grated fresh ginger
1 clove garlic — minced
2 teaspoons oil
1/2 cup reduced sodium beef broth
1/4 cup creamy peanut butter
3 Tablespoons red-wine vinegar
3 Tablespoons light soy sauce
2 teaspoons dark Asian sesame oil
1 Tablespoon chopped peanuts
Cook beans in large pot boiling water until tender, about 6 minutes; drain.
Stir fry beef, ginger and garlic in hot oil in skillet 3 to 5 minutes.
Whisk broth, peanut butter, vinegar, soy and sesame oil in small bowl. Add to beef; cook until mixture boils and thickens slightly. Add beans; heat. Transfer to platter; sprinkle with peanuts. Serve.