A lesser-known fact about kimchi is its versatility as an ingredient in a whole slew of derivative dishes, which comprise a category of their own. <br /> <br />In kimchi jjigae, red cabbage kimchi is chopped, sautéed in oil, and cooked with tofu, cellophane noodles, pork (sometimes tuna), and other vegetables. <br /> <br />Despite the stew's debt to kimchi, you know it has come into its own when it’s served with kimchi as a side dish.