Bibimbap, the Korean mixed rice dish, is a kaleidoscope of flavors and textures. The popular dish has multiple origin stories and, like banchan and kimchi, many variations. Cooks who ordinarily keep namul (seasoned vegetable) banchan in the fridge may add them to a bowl with leftover rice and seasonings like spicy-sweet gochujang and nutty sesame oil, for example. Or, if starting their bibimbap from scratch, some may prep each component separately. But here’s a fun way to accomplish…