The GOAT is Farm Burger. Georgia Oak Partners took an equity stake a few years ago and expanded. Still only in the South.
Best or not, which Reddit seems to agree with: That is not the point of this thread. The point is... they beat feet out of California for TN. ~case closed ___________________________ HOWEVER______________________________ "The consensus on the best fast food hamburger in America varies among consumers and food critics, but several chains frequently emerge as favorites in surveys and rankings. In-N-Out Burger is often cited as a top contender. Many surveys, including a recent one reported by Delish, indicate that In-N-Out's Double-Double is widely regarded as the best fast food burger in the country." ~case closed on that one too.