Marinated Flank Steak

INGREDIENTS

• 1/2 cup vegetable oil
• 1/3 cup soy sauce
• 1/4 cup red wine vinegar
• 2 tablespoons fresh lemon juice
• 1 1/2 tablespoons Worcestershire sauce
• 1 tablespoon Dijon mustard
• 2 cloves garlic, minced
• 1/2 teaspoon ground black pepper
• 1 1/2 pounds flank steak