I also remember coming away from my studies with the simple but effective heuristic to never, ever eat a foraged all-white mushroom. Seems like those ones have

I also remember coming away from my studies with the simple but effective heuristic to never, ever eat a foraged all-white mushroom. Seems like those ones have particularly high risk of melting your guts (literally) I personally never could get into foraging not because of fear of poisoning, but rather because I learned that many mushrooms are super-accumulators of metals, similar to fish.