|Peel & cut 4 large sweet potatoes into 2" cubes, then boil in water till semi-soft. Rinse in cold water, drizzle with 1/2 cup vinegar & chill overnight.
Next day, chop 1 cup celery, 1/2 cup fresh chives, 1/2 cup red pepper, 1/2 cup green pepper, 1 TBSP chopped fresh tarragon, 1 TBS chopped fresh mint, 1TBSP parsley and 1/2 cup chopped sweet yellow onion, then stir all into 1-2 cups of mayonnaise, (mayonnaise amount at your discretion).
Then stir mayonnaise mixture into the cold sweet potatoes.
Add salt & pepper to taste. Serves 6 - 8.