Salmon en Papillote with Shiitake Mushrooms

Baking is a convenient way to cook salmon because you can do other things (including being with your guests) while it’s cooking. Cooking en papillate, just a stylish way of describing baking in a paper bag, will provide you with another easy baking method because everything is put in the bag ahead of time and baked at the last minute. The guests can then amuse themselves by cutting open their own bags. (You can also bake a larger piece of salmon—more than one serving—and then cut it