The Immortal Elements Series by Emrys Apollo

Will Grantham is one of the most powerful alchemists in the kingdom of Morcia, and he's determined to finish his next great achievement: successfully making Champion's Brew, a rare potion that endows great power upon any who drink it.  Unfortunately for Will he gets a bit distracted and things go awry.  Can his crush, the hot witch doctor Conrad, save him?  This Immortal Elements Extended Universe Story is a cute fluffy gay romance with a happy ending.