It’s hard to say what the rotisserie chicken was basted with or what ingredients were used in the other food items you mentioned. The problem with restaurants is you have no earthly idea about what you’re putting in your body unless you eat strictly from the fresh salad bar.
The symptoms are probably due to something that fed the infestation. Remaining on the treatment and therefore fighting the Candida is the only way to stop Candida symptoms. Maybe raising one of your antifungal doses or your probiotic would help.
If you think some of the symptoms are partially due to the increased activity of leaky gut, then chances are that any of the meat was responsible for this. You probably should try to avoid too much meat. Do you have a problem with organic eggs?