The UK's National Center for Biology Eduction has an interesting experiment involving toilet paper, hot water and oyster mushroom starter culture.
"Gastronomes will no doubt be aware of the presence of an increasing range of exotic mushrooms on the supermarket shelves. In the Far East, oyster cap mushrooms (Pleurotus ostreatus) are cultivated on short lengths of tree trunk. There is, however, no need to go to all this trouble. You just need a toilet roll. Mystified? Then read on ..."
They also sell the oyster starter culture.
"Gastronomes will no doubt be aware of the presence of an increasing range of exotic mushrooms on the supermarket shelves. In the Far East, oyster cap mushrooms (Pleurotus ostreatus) are cultivated on short lengths of tree trunk. There is, however, no need to go to all this trouble. You just need a toilet roll. Mystified? Then read on ..."
They also sell the oyster starter culture.
by MicrobeWorld