Miracle Whip

4 egg yolks
1 teas. Salt
2 teas. Dry mustard
6 Tbl. Vinegar
3 cups salad oil
3 Tbl. Flour or cornstarch
1 cup boiling water
2 Tbl. Sugar
1/4 cup vinegar
1 Tbl. Salt
Makes slightly more than 1 quart.
With mixer blend egg yolks, 1 t. Salt., 2 T. sugar, and 2 T., vinegar.
Very slowly add 1 cup oil, a few drops at a time, and mix thoroughly.
Add remaining oil, a little faster but be careful to blend each addition before adding more oil.
When all oil has been added, add 4 T. Vinegar.
Now put remaining ingredients in a saucepan and cook to a smooth paste.
Add this hot mixture to the mayonnaise and blend well.
Pour in a container & cool in the refrigerator.