Hanger Steak Salad

Name: Hanger Steak Salad
Ingredients: 3 tablespoons palm or brown sugar, or more to taste; 3 to 4 tablespoons fish sauce, or more to taste; 2 to 3 tablespoons fresh lime juice, or more to taste; Two 1-inch-thick hanger steaks (about 7 ounces each), center chain removed; Sea salt and freshly ground black pepper; 1 tablespoon canola or grapeseed oil; 2 tablespoons chinese rice wine (shaoxing) or dry sherry, or more to taste; 4 garlic cloves, thinly sliced; 1½ inches fresh ginger, peeled (use the edge of a teaspoon to scrape off the skin) and thinly sliced crosswise; 6 fresh thai bird chiles (or 3 small jalapeños), thinly sliced crosswise; 2 fresh long red or green chiles, such as anaheim or hungarian wax, thinly sliced crosswise; 1 medium red onion, halved lengthwise and thinly sliced; ½ cup thai basil leaves (or ⅓ cup fresh mint leaves and 2 tablespoons small basil leaves); ½ cup fresh cilantro leaves