Don't count on lunch or dinner at Mama Passarelli's Dinner House in Black Diamond today. Mama Passarelli — aka Ginger Senecal — won't be there. Neither will her staff.
One of the most popular alternatives in the last few years is the edible coating -- a transparent film that covers the food item and acts as a barrier to humidity and oxygen. Moreover, these films can be used as a host for additives in the conservation of the properties of the product or simply in order to improve its appearance.