Chipotle gives its freshness message a soundtrack made from the food itself, played by classically trained musicians. As I write this, one of my kids is practising flute after the other’s piano session. I enjoy living in a house of musicians, although I’m firmly on the audience end of that arrangement. So Chipotle had my attention when it sent vegetables to Abbey Road. For reals. The chain teamed up with the London Vegetable Orchestra to record “From Ground to Sound,” using instruments made...