Discover the ultimate taste of Hawaii with our Food Truck Hawaiian Mac Salad recipe! This creamy and tangy salad features tender elbow macaroni tossed in a flavorful dressing made with half and half, mayonnaise, and grated onion. Topped with crunchy grated carrots and diced celery, it's a refreshing and satisfying dish perfect for potlucks, picnics, or any occasion.