Fast-casual's bowls are losing to casual restaurants and Taco Bell

All eyes are on Cracker Barrel’s epic rebrand failure, but the buffet chain isn’t the only restaurant floundering: “slop bowls,” once a staple of corporate lunches, are out. “Slop bowls, according to Business Insider, is an unappealing name for the bowls full of greens, rice, protein, and…