Dehydrated mushroom pieces are delicious in sauces, sauteed, and as a topping on pizza. A great vegetable to include in your long-term food storage. Shelf life estimates are based on industry studies from sources deemed reputable. Since Rainy Day Foods has no control over individual storage practices, they must disclaim any liability or warranty for particular results. Shelf Life: Should be stored in cool dark place, optimum condition is 60 degrees or less, for longer storage. Storing properly in our enameled cans and Super pail buckets, product may store 25 years. Bulk products need to be repackaged for long term storage.