Need it...

It is not a crude extract. You should growth the fungi in liquid medium for 15 days for example (time depends on fungi)., Yo have to filter using whatman paper, The extract obtained is the crude extract. Many compounds produced in this extract are induced by substrate composition.

You means making a juicer from fruiting bodies of mushroom?

For medicine mushroom, people usually boil with water and drink as traditional medicine in many Asia countries. So that, I suggest that you can use hot-water to extract the crude extract what contents phenolic compounds and polysaccharides