Inexpensive Mushroom spawn supplier required

Domain investor who is a victim of a vyapam type identity theft fraud by the indian, goan, MP, karnataka and other state governments is looking for a supplier of inexpensive mushroom spawn for growing mushrooms at home.

Already have purchased 300 g of mushroom spawn from Pepper Agro at amazon for Rs 237 , however the mushroom spawn is no longer available,
A seller on Indiamart is offering button mushroom spawn for Rs 75 /kg , however minimum order quantity of mushroom spawn ordered is 100 kg
Looking for a low cost supplier of mushroom spawn, 1 kg for Rs 150 or less , both oyster and button mushroom spawn suppliers considered