Cook onion and garlic in ... cool slightly. Place steak in marinade dish, add sauce mixture, turning to coat. Marinate in refrigerator 6 to 8 ... steak with heated sauce.
Combine onion, parsley, vinegar, oil, ... beef chuck should steak in plastic bag; add onion ... Close bag securely; marinate in refrigerator 6 to 8 ... slices. Garnish as desired.