If you are after a strong/high alcohol Content type spirit or vodka, just go for
Sugar or dextrose a high alcohol yeast kit and water, out of a 23 litre kit you should get around 5.5 litres of 65% Clean tasting vodka. (You can Run it through a carbon filter if you dilute it to about 55% carbon filtering doesn’t really work after 55%- )
Have a look here for several different yeasts
http://www.goodlifehomebrew.com/high-alcohol-yeast.php. But loads about and it’s a UK based site.
Owners name is Paul, very helpful guy, and his prices are good.