Stroganoff Steak Sandwich
["2/3 c. beer", "1/3 c. cooking oil", "1 tsp. salt", "1/4 tsp. garlic powder", "1/4 tsp. pepper", "2 lb. flank steak (1-inch thick)", "2 Tbsp. butter", "1/2 tsp. paprika", "4 c. sliced onion", "12 slices French bread (toasted)", "1 c. dairy sour cream", "1/2 tsp. horseradish"]
["In a shallow dish, combine beer, oil, salt, garlic powder and pepper.", "Marinate steak, covered, overnight in refrigerator or several hours at room temperature.", "Drain.", "Broil steak 3-inches from heat for 5 to 7 minutes on each side for medium rare."]
["beer", "cooking oil", "salt", "garlic powder", "pepper", "flank steak", "butter", "paprika", "onion", "bread", "sour cream", "horseradish"]