Ropa Vieja

Name: Ropa Vieja - Cuban Shredded Beef
Yield: 8
Ingredients: 2 lb Flank steak; 6 Garlic cloves, large; 1 Green bell pepper; 1 Red bell pepper; 1 Yellow onion, large; 1 6 ounce can Tomato paste; 1 28 ounce can Tomato puree; 1/2 cup Spanish olives, green; 1 cup Cooking wine, white