Clean mushrooms. If
tiny, leave whole.
If regular size, cut into
4-6 slices each. Place in bowl.
half of scallions, add to mushrooms. Add
oil, vinegar, salt and sugar. Mix, taste,
adjust flavor to taste.
Allow to marinade
for at least 30 minutes. Over an hour is
better. Stir and serve.
Keeps for a least a week.