Capers are salty little flavor bombs that, when they find your fork, create a perfectly balanced bite that pops like fireworks. They’re also the sort of food that we tend not to ask questions about, until one day, apropos of nothing, we suddenly realize we have no idea what capers are. Are they fruits? Vegetables? Something else entirely? It’s the sort of question that causes a person to bolt out of bed in the middle of the night, grab their phone, Google “what are capers,” and find themselves here. So let’s answer this pressing question so you can get back...