MARINATED RED, WHITE AND BLUE CHEESE ONIONS

1 large red onion, cut in thin wedges
1 large Vidalia onion, cut in thin wedges
3 large shallots, thinly sliced
3 tablespoons vegetable oil
1 tablespoon red wine vinegar
3 ounces crumbled blue cheese
TO SERVE:
1/2 cup minced fresh cilantro
1/2 cup chopped toasted walnuts
Salt and ground red pepper to taste

Separate onion wedges; transfer to a large bowl and add shallots, oil, vinegar and cheese. Cover and refrigerate 24 to 48 hours.

TO SERVE:
Add cilantro, walnuts, salt and red pepper and mix well.

Yield: 6 servings
Adapted from unknown source