Dr. Hax on Nostr: I don't know, but my cold brew is delicious according to multiple sources, and even ...

I don't know, but my cold brew is delicious according to multiple sources, and even drinking it black I wouldn't say it's sour or bitter.

We get either medium or light roasted beans, which I expect is a big factor, but that's just because we don't like the dark roast (whether brewed hot or cold).