More videos from this episode Dijon Mustard Tasters want more heat, less acid. French Potato Salad with Dijon Mustard and Fines Herbes Does your French potato salad recipe yield mangled bits of potatoes that taste dull and underseasoned? We set out in search of something better. Grill-Roasted Pork Loin for Charcoal Grill Inexpensive and easy to find, a boneless pork loin roast seems nicely suited to grilling. Why, then, is it so often dry and flavorless? Kitchen Basics Testing Kitchen Twine Hardware store string, unwaxed dental floss, cotton twine, linen twine—just which should you use to tie that roast?