What is the recipe for Marinated Flank Steak with Horseradish Sauce?
Marinated Flank Steak with Horseradish Sauce: 1 (1 pound) beef flank steak, 3 tbsp lemon juice, 2 tbsp dijon mustard, 2 tbsp Worcestershire sauce, 2 garlic cloves minced, 1/8 tsp hot pepper sauce; HORSERADISH SAUCE: 1/4 cup mayonnaise, 1/4 cup sour cream, 1 tbsp dijon mustard, 2 green onions finely chopped, 2 tsp prepared horseradish.