Ingredients:

•           6    Eggs, hard boiled
•  6 slices    Swiss Cheese
•     2 tbs    Onions, minced
•    Touch    White Vinegar
•                 Salt & Black Pepper to taste
•                 Mayonnaise

Directions:

Dice the eggs.
Slice the cheese into short strips.
Mix together the eggs, cheese and onions.
Add enough mayonnaise to make it creamy, fold in the vinegar.
Taste, adjust salt, pepper and vinegar.