London Broil With Soy Citrus Mayonnaise - cooking recipe

Ingredients

3/4 cup soy sauce
1/2 cup dry red wine
1/4 cup fresh lemon juice
1/3 cup fresh orange juice
3 tablespoons olive oil
1 bunch scallion, cut into 3 inch lengths
5 garlic cloves, smashed and peeled
1/2 teaspoon white pepper
1 pinch cayenne
2 1/2 - 3 lbs top-round london broil beef (1-1 1/2 inches thick)
1 cup mayonnaise

Preparation

Combine all ingredients except mayonnaise and 1 tablespoon of olive oil in a 1-quart heavy duty sealable plastic bag.
Press out air.
Turn bag to coat steak, then marinate, chilled, turning bag occasionally, at least 4 hours but no more than 8.
Transfer steak to a plate and pour 2 tablespoons of marinade into a 1 quart saucepan.
Bring steak to room temperature about 30 minutes.
Heat remaining tablespoon oil in a 12 inch skillet over moderately high heat until hot but not smoking.
Cook steak uncovered until underside is browned, about 5 minutes.
Turn steak over, then reduce heat to moderately low and cover skillet.
Continue cooking until thermometer inserted horizontally 2 inches into center of steak reaches 120\u00b0F, about 10-12 minutes.
Transfer to a cutting board and let rest at least 15 minutes.
While steak cooks and stands, bring marinade in saucepan to a boil, then poor into a bowl and cool.
Whisk in mayonnaise until combined well and chill, covered, until ready to serve.
Cut steak across the grain into very thin slices and transfer to a platter and drizzle with any juices that accumulated on cutting board. serve at room temperature with mayonnaise.