aro Soup Powder. A powdered seasoning for preparing flavorful and aromatic soup broth. It dissolves easily in water, allowing the flavor intensity to be adjusted as desired, and is suitable as a base for soups, noodles, sukiyaki, shabu-shabu, and a variety of dishes. - Name: ARO Soup Stock Base Powder 500 g - Brand: ARO - Unit Amount: 1 unit(s) How to Preserve: Store in a cool, dry place away from direct sunlight.