Sweet and Sour Potato Salad

Grrrrrgh!
Course : Potato Salads
From: HungryMonster.com
Serves: 16 (2-1/4 cups)
 

Ingredients:

---POTATO SALAD---
16 medium potatoes
5 medium eggs -- hard-cooked, chopped
2 1/2 cups pickles -- sweet, chopped
2 teaspoons celery seeds
1 teaspoon mustard -- dry
1 teaspoon salt
1/4 teaspoon pepper
1 bunch parsley sprigs -- optional
---DRESSING---
3 large egg yolks
1/2 cup sugar
1/2 cup vinegar
2 tablespoons butter -- or margarine
1 1/2 cups mayonnaise
 

Preparation:

Peel and quarter potatoes; cook in a Dutch oven in boiling salted water to cover until done. Drain and cool. Cube potatoes; add eggs, pickles, celery seeds, mustard, salt, pepper, and dressing. Stir gently. Refrigerate 24 hours. Garnish with parsley sprigs before serving, if desired. Dressing: Place egg yolks an dsugar in a small saucepan; gradually add vinegar, mixing well. Add butter and place over medium heat, stirring constantly, until mixture comes to a boil. Remove from heat, and chill. Add mayonnaise, and mix well.