BOG BOY BOOCH: KohlRabi Kraut made with 3 simple ingredients.. Green/ Purple Kohlrabi, Smoked Sea Salt, Caraway seeds. Kohlrabi sourced from Sean Nua Farm in Cavan. Kohlrabi is an excellent source of vitamin C and a good source of fiber, vitamin B6 and potassium. Shelf life: 4 weeks once opened. Keep refrigerated. Suitable for all dietary needs.