vinegar, soy sauce, and mirin (or sugar) mixed in roughly equal proportions
A common Japanese seasoning blend used for sunomono (vinegared dishes) and other preparations. The name literally means 'three-cup vinegar', referring to the equal parts of the three main ingredients.
See also: 合わせ酢
When you dress vegetables with sanbaizu, they get a light, refreshing taste.
The key to this recipe is adding a little sesame oil to the sanbaizu.