Experience the bold and vibrant flavors of Argentine cuisine with Joe’s Argentine Flank Steak with Onion Relish. This recipe uses a flavorful marinade packed with parsley, garlic, green onions, and cayenne pepper to infuse the steak with incredible depth. Paired with a zesty, fresh onion relish made with cilantro, jalapeño, and lime juice, this dish delivers the perfect combination of savory, tangy, and slightly spicy flavors. Marinate the steak overnight for the best results, then throw it on the grill or under the broiler for a quick, satisfying meal.