Best refrigerated if consumed within 2-3 days, freeze for long-term storage. Bring the Korean BBQ experience in the comfort of your own home with this premium quality beef large intestines marinated in a flavorful soy sauce base. Intestines are nutritious and packed with vitamin B12 making them very healthy for you. Grill for a smoky flavor or bake in the oven on low and finish on high if you prefer something with more crisp.