Bistro Potato Salad with Caramelized Onions

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Trapper Estate in Garland, Texas in 1987. Also part of the family collection from the Hoyt Estate in Allen, Texas in 1989.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 2 medium yellow onions sliced
 * 2 tablespoons olive oil
 * ½ teaspoon salt
 * 1 teaspoon freshly ground black pepper
 * 1½ pounds small red potatoes
 * boiling salted water
 * ¾ cup mayonnaise
 * 1 tablespoon fresh chopped dill leaves
 * 1 tablespoon Dijon mustard
 * 2 tablespoons lemon juice
 * 2 tablespoons sugar

Directions

 * 1) Sauté onions in olive oil in large skillet over medium heat for 20 minutes.
 * 2) Season with salt and pepper then cover and chill.
 * 3) Boil potatoes for 35 minutes.
 * 4) Drain and chill in covered container.
 * 5) Combine mayonnaise with dill leaves, mustard, lemon juice and sugar.
 * 6) Slice chilled potatoes and brush a thin glaze of the dilled mayonnaise over tops.
 * 7) To arrange salad spoon onions onto plate spreading into 12 inch round.
 * 8) Make overlapping circles of glazed sliced potatoes over onions.
 * 9) Spoon some of the dilled mayonnaise into center and pass remainder in small bowl.