Eden Shiso Leaf Powder (Pickled Beefsteak Leaf) is a delicious salty, sour table condiment made from the pickled leaves of the red beefsteak leaf, or shiso Perilla frutescens. Red Shiso leaf is pickled in ume vinegar, dried and ground to a fine powder.Shiso Leaf Powder has properties and benefits similar to those of pickled umeboshi plums. Eden Shiso Leaf Powder imparts a delicious salty and tart flavor to cooked grains, vegetables, salads, sushi, popcorn and potatoes. Sprinkle a small amount for added flavor and extra minerals.