Long before the humble cauliflower became a trendy superfood, Iranians were cooking it into stews (Khoresh), egg-based dishes (Kuku), and even pickles (Torshi). This is Khoresh Gol Kalam, a beef and cauliflower stew. Like many Iranian stews, this dish is especially simple, with only a few ingredients. Nevertheless, certain culinary techniques bring out a spectacularly…