1Bring a small pot of water to a boil over high heat. Add the onions and blanch for about 15 seconds. Drain well and set aside.
2Combine the lime juice, orange juice, sugar, and salt in a large, nonreactive bowl and stir until the sugar has dissolved. Add the blanched onions and the jalapeño and stir to coat thoroughly. Cover and refrigerate for at least 1 hour before serving.
Finding the absolute best ingredients such a big part of Chef Antoine Westermann’s culinary career and the main drive behind all of his expertly crafted dishes. His relationship with farmers and purveyors are critical to his work as a chef. While visiting one of his providers in New York, the French chef describes his efforts to find the best local ingredients for his restaurant.