Classes >Base Classes >Witch >Hexes >Witch Hexes – Paizo, Inc. >Common Hexes > Cauldron* (Ex) Effect: The witch receives Brew Potion as a bonus feat and a +4 insight bonus on Craft (alchemy) skill checks. Editor’s Note Is a witch who selects the cauldron hex at 1st level able to use the Brew Potion feat, even though Brew Potion has a “caster level 3rd” prerequisite? Yes. [Source] Section 15: Copyright Notice Advanced Player’s Guide. Copyright 2010, Paizo Publishing, LLC; Author: Jason Bulmahn.