I have used xanthan a few times, sometimes successfully, sometimes less so. The one thing I've noticed: it is certainly not enough to just stir it in until it is well dispersed. Sometimes it will not ...
I'm trying to make frozen yogurt manually (no machine), but I would like it to be soft-scoop. My first batches froze hard (tasty but hard), regardless of whether I stirred them every half-hour or not. ...