I ate some shroom powder and didn't get the achievement for it.

Minecraft 1.8.9
Forge 1.8.9 - 11.15.0.1708

No problem! It feels almost bad to report these small bugs! I just wanted to let you guys know, just in case you didn't know of these bugs yet.

Yeah, Forstride added that earlier today and whilst i've been working on spike generation for the wasteland. There's a few achievements that need implementing and this was one of them