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Basic Recipe – Kaku-Mochi (Traditional Japanese Square Rice Cake)

AI assistance disclosure: This post used AI to help with HTML formatting, SEO/meta, image creation, internal linking, and clarity edits. All recipes, testing, historical framing, and final edits are by the author.


Traditional Kaku-Mochi being kneaded and cut into squares on a wooden board
Traditional Kaku-Mochi – glutinous rice kneaded and cut into squares.
Image generated by ChatGPT (© 2025, used with permission).

Basic Recipe – Kaku-Mochi (Traditional Japanese Square Rice Cake)

Context: Kaku-Mochi, or square rice cakes, form the heart of O-zoni (Rice Cake Soup), served at the 2019 Crown Tournament Feast. These rice cakes were a symbol of prosperity and endurance, reflecting both samurai field traditions and the ritual importance of rice in Muromachi-period Japan.

Basic Recipe – Vegetarian Dashi (Kombu–Shiitake Stock)


Basic Recipe – Vegetarian Dashi (Kombu–Shiitake Stock)


Ingredients for vegetarian dashi: kombu, shiitake mushrooms, and clear golden broth
Ingredients for Vegetarian Dashi – kombu, shiitake mushrooms, and a clear golden broth.
Image generated by ChatGPT (© 2025, used with permission).

Context: This vegetarian dashi forms the foundation for many dishes in the Muromachi-period Crown Tournament Feast, including O-zoni (Rice Cake Soup). Dashi is the clear stock that underpins nearly every element of honzen ryori dining — simple, elegant, and full of umami.

Crown Tournament 10/19/2019: O-zōni (Rice Cake Soup – Mochi and Simmered Vegetables with Fish-Paste Cake)


O-zoni (rice cake soup) from the Crown Tournament 2019 feast
O-zoni – Rice Cake and Simmered Vegetables with Fish-Paste Cake
Photo: Avelyn Grene (Kristen Lynn)

Originally published 1/29/2020 Updated 11/6/2025

Kitchen Adventures – Crown Tournament 10/19/2019: O-zoni (Rice Cake Soup)

Context: In Muromachi-period formal dining (honzen ryori), o-zoni is a welcoming soup — a composed bowl of mochi (rice cake), seasonal vegetables, and savory elements in a clear broth. The feast version here uses square kaku-mochi in vegetarian kombu-shiitake dashi so more diners could enjoy it. Regional variations exist, but rice cake is essential.