French Vinaigrette with Hard-boiled Eggs

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Hager Estate in Canton, Texas in 1982.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * ½ teaspoon dijon-style mustard
 * 3 tablespoons white-wine vinegar
 * 1 teaspoon salt
 * ⅓ cup olive oil
 * 2 teaspoons minced fresh parsley leaves
 * 1 hard boiled egg

Directions
In Bowl Whisk Together mustard, vinegar And salt Then Add oil in aStream And Whisk Until Emulsified. Stir in parsley Then Force EggThrough a Coarse Sieve Into The Bowl And Stir The Vinaigrette UntilIt is Combined Well.