Never mind the logo, my Cracker Barrel visit shows the food is the problem.

Cracker Barrel has tried to rebrand and renovate restaurants, but food quality might still be its biggest challenge. Alex Bitter/BI Cracker Barrel is switching CEOs, the chain said on Monday. David Deno will take over after Julie Masino spent nearly three years trying to improve results. I went to a Cracker Barrel location in Virginia to see what the next CEO has to work with. Cracker Barrel is at a crossroads — again. The Southern restaurant chain is getting a new CEO, it said on Monday.…