Requires the library mod Collective.
This mod is part of The Vanilla Experience.
Mooshroom Tweaks is a minimalistic configurable mod that tweaks the spawning behaviour of mooshrooms, allowing both red and brown to spawn naturally. Brown mooshrooms were added in Minecraft 1.14, thus older versions won't be supported.
Configurable: ( how do I configure? )
becomeBrownChance (default = 0.5): The chance of a Red Mooshroom becoming a Brown Mooshroom.