There’s an old maxim that every culture has a version of chicken soup. I’m adding an addendum to that commonplace canon: agrodolce. In Italian, it’s sour (agro) and sweet (dolce); in French, ...

1. In a saucepan, combine the vinegar, sugar, and salt. Set over high heat and bring to a boil. Turn the heat down to medium and simmer the mixture for 10 minutes, or until the liquid is reduced by ...