Hard boil 5 eggs - pour 1/2 tablespoon salt so easier to peel.

Cook 3/4 package of macaroni according to package 

Mayo mixture:

3 tablespoons vegetable oil

1 tablespoon apple cider vinegar

1 tablespoon celery seed

Mix until well blended

Add 1/2 mayo mix into macaroni

Then keep adding more to taste

1 teaspoon of salt

Refrigerate before serving

Keep a little may mix in fridge for tomorrow. 

Sandy Hoehle recipe.