You can pan fry them fresh. Not everyone likes the shitake mushroom flavor. It is a mushroom that was developed in Japan not all that long ago. It needs white oak wood to grow. This is from some info I recall long ago.
Well.... Its difficult to pinpoint where the Mareks virus came from. But it is on your grounds at this time. So you need to Vaccinate all your chicks all the time,, or purchase those that are vaccinated.