Combine sour cream, lime juice, garlic, salt and pepper in small bowl.
Spread each tortilla evenly with sour cream mixture leaving 1/2-inch border around edge. Top with black beans; place beef Flank Steak slices on 1 side of each tortilla. Top with tomatoes and lettuce. Fold tortillas in half to serve.Recipe adapted from and photo as seen in The Healthy Beef Cookbook, published by John Wiley & Sons
Nutrition information per serving: 326 Calories; 108 Calories from fat; 12g Total Fat (5 g Saturated Fat; 2 g Monounsaturated Fat;) 64 mg Cholesterol; 505 mg Sodium; 3 g Total Carbohydrate; 4.7 g Dietary Fiber; 32 g Protein; 3.3 mg Iron; 8.5 mg NE Niacin; 0.7 mg Vitamin B6; 1.5 mcg Vitamin B12; 5.5 mg Zinc; 30.7 mcg Selenium.
This recipe is an excellent source of Protein, Niacin, Vitamin B6, Vitamin B12, Zinc, and Selenium; and a good source of Dietary Fiber, and Iron.