The Lesson Hidden in Homemade Mirin
May has slipped away. It was short, cool, and blessedly low in humidity, but now we enter June—one of the true summer months.
This week I finally filtered the homemade mirin that Team 2026 students began back in mid-January.
At school, anything that isn’t a dry good must live in the refrigerator, so our mirin stayed chilled until April 15, the end of the Spring Semester. Once I brought it home, I moved it to an ambient environment and let it mature properly.
Last year, in the spirit of accessibility, I experimented with vodka instead of shochu. It was a well-intentioned idea, but it taught me exactly why tradition matters.
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June is the month of the Ume
I made a mistake last year when I attempted to make umeshu using the wrong variety of fruit. It prompted me to revisit a basic question: What exactly is Japanese plum, ume—Prunus mume? Although I often use the word “plum,” ume is botanically closer to the apricot.
The tree originated in the Yangtze River basin, the same region from which rice cultivation ultimately came to Japan—though the two arrived at very different times.
Raw ume is far too sour and contains high levels of amygdalin (a cyanogenic compound), making it unsuitable for eating fresh.
Through salt-drying and alcohol infusion—seen in traditions such as umeboshi and umeshu—Japanese culinary practice transforms an otherwise inedible fruit into something both edible and culturally meaningful.
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June Recipes
This month, I invite you to explore two fundamental elements of Japanese home cooking. Homemade mirin reveals the beauty of traditional fermentation, while June vegetable nibitashi highlights the natural sweetness and freshness of June vegetables enhanced with dashi, mirin, and light-colored shoyu.
Homemade Mirin
June Vegetable Nibitashi
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November 9-20, 2027
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Hiroko Shimbo
hiroko@hirokoskitchen.com
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