From publisher blurb:
Not including the stereotypical hat, cauldron broomstick and familiar, a witch can often be found to be a good source of potions and brews, with the two terms often being used interchangeably by both the witch and the drinker. These brews often have odd and nasty sounding ingredients.
This generator, or series of tables, is designed to help flesh out any needed details you require. Use all of them or just one, they are entirely optional.
Featuring tables for:
Brewing method - Does the brew need to be stirred all the time or during a full moon?
Effect of the potion/brew, from bravery to curing a rash
A d100 table with 100 possible ingredients, many with linked sub-tables to further expand the details and options; Instead of "Blood of Dog", you could have blood of cat, elephant or something else
Duration of the brew
Possible side effects from consuming this potion