Beef And Green Bean Stir

• 1 clove garlic (minced)
• 500 gr green beans
• 230 gr flank steak in (cut thin)
• 120 ml sodium beef broth (reduced)
• 60 ml creamy peanut butter
• 45 ml wine vinegar (red)
• 45 ml soy sauce (light)
• 16 gr ginger (grated fresh)
• 12 gr peanuts (chopped)
• 10 ml oil