Kim Pilnam Son Kalguksu is a restaurant in Busan that serves kalguksu and bibimbap with chives. The noodles are made green by mixing in chives, and the dough is kneaded and cut to order before being boiled. It has a 30-year history and an open kitchen, and the side dishes are stir-fried fish cake and geotjeori. The portions of kalguksu are large.