Great Potato Salad - cooking recipe

Ingredients

5 lb. unpared, cleaned potatoes cooked in boiling water (If using red potatoes leave on skin)
1 1/2 tsp. salt
1 tsp. dry mustard
1/8 tsp. pepper
1/8 tsp. cayenne pepper
1/2 c. cider vinegar
1/2 c. salad oil
1 c. mayonnaise
1/2 c. chopped green onion
4-6 hard boiled eggs

Preparation

After cooking, peel potatoes and cube into small pieces while still warm.
If red potatoes, leave skin on.
Mix together the next 6 ingredients and pour over the warm potatoes.
Refrigerate for several hours or overnight.
When ready to serve, add the mayonnaise, onions and eggs.