Italian Beef On Noodles

• 2791 yields
• 4 tbls olive oil (thin)
• 3 tbls wine vinegar (red)
• 1 tbls worcestershire sauce
• 1 onion
• 1 tbls cornstarch
• 1 green bell pepper
• 1 clove garlic
• 190 gr round steak
• 180 ml beef broth