Here's a link to Susan Feniger/Mary Sue Milliken passion fruit tart recipe mentioned below. I did find it on the Food Network site, simply by searching first for "Feniger" and then "passion." Hope this is the elusive tart recipe.
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.