1 1/2 c. salad oil
1/4 c. Worcestershire sauce
1 tsp. pepper
1/2 tsp. dried parsley flakes
1/3 c. fresh lemon juice
2 tsp. dry mustard
2 1/4 tsp. salt
1/2 c. wine vinegar
2 cloves garlic, crushed

Score flank steak on both sides. Pour marinade over meat, turning a few times. Marinate 8 hours or overnight, turning occasionally. Grill or broil as usual.