1 tablespoon toasted sesame oil
1 small yellow onion, sliced into strips
4 heads baby bok choy, chopped
6 fresh shiitake mushrooms, sliced
1 tablespoons mirin, (rice vinegar), optional
1 tablespoon tamari
Sesame seeds, optional
Heat oil in a frying pan.
Add onions, turn heat down and cook 5 minutes, stirring occasionally.
Add shiitakes, bok choy, mirin and tamari.
Cover and cook 3 minutes.
Spread on a flat surface to cool and stop greens from cooking.
Garnish with toasted sesame seeds.