ok the og was 40 and now it is at about 11,it is fermenting in a room at 23 degrees celsius i used a cider making kit.http://www.thehomebrewcompany.ie/index.php?main_page=product_info&cPath=1_91&products_id=566&zenid=43c568af67b33d395fc136bae868d03c that is the kit that i got.hope that is enough...