Neri Wasabi Kobukuro 2.5g (Kaneku) Wasabi Mini Take Away Packs 日本芥末 小包外卖装 (Wasabi Mini Take Away Packs) Wasabi powder is the dried form of Japanese horseradish that is commonly seen as a paste on the side of your sushi plate. In fact, you can add water to wasabi powder to form your own paste at home. We've used wasabi powder on fish, mostly tuna, but you can add it to mashed potatoes, eggs, or salad dressings. Japanese sushi and sashimi wasabi paste in convenient sachet. For take away use. Net Weight: 0.025g Origin: Product of Japan Storage Guidelines : Avoid direct sunlight. Keep in a cool and dry place.