"Sole (Solea solea, or tong in Dutch) is usually one of the most expensive items on restaurant menus, but it's not very hard to make at home for a fraction of the cost. This delicate fish is so subtly tasty, however, that it's best not to mess with too many flavors. Keep it classic with hollandaise sauce and some wild spinach. This tried-and-tested recipe is classy enough for a dinner party or special occasion cooking, and enduringly delicious. Look for sustainable varieties of sole, such as ones with the MSC label. This recipe is from Het Nederlands Viskookboek (or 'The Dutch Fish Cookbook'), and has been translated and adapted for this site and published here with the permission of the publisher...."