In a saucepan, combine miso, mirin, and sake. Mix with a spatula until smooth
Add the sugar, place pan over medium heat
Cook the mixture until it is no longer watery, about 5 minutes
Add the scallion and sesame oil and mix
Remove pan from heat and set aside
A sweet miso sauce. Keeps a few weeks in the refrigerator.
Also nice with cooked rice, seafood, or meat.
From Eggplant disks with Miso Sauce,
The Japanese Kitchen,
Hiroko Shimbo