Nanki Umeboshi -Shiso Ume 120g 梅干ししそけ

Red shiso or perilla leaves give color and flavor to the umeboshi. Use about 10% of the ume plus in weight of shiso leaves - so for 1 kilo of ume plums, use 100g of shiso leaves. Wash them, take off any tough stems, sprinkle with a little salt and massage the leaves with your hands until they are limp