http://fromthetrenchesworldreport.com/the-150-hobbit-hole-farmer-builds-a-cosy-cob-home-using-materials-he-recycled-from-skips-and-the-tenant-pays-the-rent-in-milk/66592
The £150 hobbit hole: Farmer builds a cosy cob home using materials he recycled from skips... and the tenant pays the rent in MILK