|Fermented Spider Eye|
|Type of Block||Potion Ingredient|
|How to Acquire||Used with a Brown Mushroom and Sugar in a Crafting Table|
A Fermented Spider Eye is crafted using 1 spider eye, 1 brown mushroom, and 1 sugar at a crafting table. Fermented spider eyes are used in potion brewing to add negative effects to a potion. Unlike normal spider eyes they can't be eaten.