Mushroom Powders have been used by chefs for years to enhance the flavor of many recipes. Soups, sauces, gravies, meat rubs - mushroom powders have many uses. Think about mushroom powders as a new spice to flavor your meals. Use a tablespoon of powder added to a softened stick of butter to make a flavored butter for vegetables or baked potatoes. The uses for mushroom powders are limited only by your imagination.