Spicy London Broil | Seasoned Cooking

Ingredients

• 2 lb. lean flank steak
• cooking spray
• 1 1/3 c. chopped onion
• 2 cloves garlic, minced
• 1 c. beef broth
• 6 T. soy sauce
• 3 T. red wine vinegar
• 2 tsp. brown sugar
• 1 tsp. allspice
• 1 tsp. ground ginger