As condiment Wasabi is mainly used to make wasabi paste, which is a pungent, spicy condiment eaten with foods like sushi. The part used for wasabi paste has been characterized as the rhizome or the stem, or the "rhizome plus the base part of the stem"."Wasabi – Botanical Notes" in P. N. Ravindran, The Encyclopedia of Herbs and Spices, 2017, , p. 1048 Stores generally sell only this part of the plant.
As condiment Wasabi is mainly used to make wasabi paste, which is a pungent, spicy condiment eaten with foods like sushi. The part used for wasabi paste has been characterized as the rhizome or the stem, or the "rhizome plus the base part of the stem"."Wasabi – Botanical Notes" in P. N. Ravindran The Encyclopedia of Herbs and Spices, 2017, , p. 1048 Stores generally sell only this part of the plant.