Free: Contests & Raffles.
Try this and just a suggestion is to do this in a well-ventilated area.https://www.bing.com/videos/riverview/relatedvideo?q=grinding+horseradish+root&mid=8516015982DDF31EC6998516015982DDF31EC699&FORM=VIRE
Dad used to make it in the blender, just added vinegar. Pretty potent stuff. Couldn't use the blender for eggnogs for quite a while after he made horseradish!