I tried Chili's crispy chicken sandwich, which is driving sales. It showed me why the chain is winning the value wars.

I tried Chili's crispy chicken sandwich, which the chain credited with boosting sales. Erin McDowell/Business Insider Chili's just released its latest earnings and credited its chicken sandwich with boosting sales. I tried the chain's crispy chicken sandwich to see what the hype was about. It gives Chili's an edge in the value battle with fast food. Chili's has a new weapon in the war against fast food: its crispy chicken sandwich. While the chicken sandwich wars have faded in recent years,...