Wisconsin Potato Salad - cooking recipe

Ingredients

2 1/2 lb. potatoes
1/3 c. cider vinegar
1/4 c. corn oil
2 Tbsp. sugar
1 tsp. salt
1/4 tsp. pepper
4 hard-cooked eggs, chopped
1/3 c. finely chopped onion
2 Tbsp. minced parsley
1/2 c. mayonnaise

Preparation

Cook washed, unpared potatoes in salted water until tender. Meanwhile, in a small mixing bowl with a fork, beat together the vinegar, corn oil, sugar, salt and pepper; set aside but beat together again just before using.