There are lots of questions that you might ponder when tempted to make a salad. Some are easy to answer. Should I add fruit? (Answer: no.) Others are more complicated. When should I dress the salad? (Depends on what’s in it.) But the most important of these questions concern the heart of the salad, its green base.
Gone are the days of iceberg lettuce and even the unintentionally Obama-endorsed arugula. Today, it’s all about kale.