Moms Hot German Potato Salad - cooking recipe

Ingredients

6-8 potatoes (peeled, chopped and boiled)
1 large onion (chopped)
6 egg yolks
1/2 to 1 lb. cooked and chopped bacon (save some bacon grease)
1/2 cup vinegar
sugar
salt
pepper

Preparation

Mix vinegar into bacon grease until hot.
Add egg yolks.
Mix with remaining ingredients.
Add sugar salt and pepper to taste. Add more vinegar if needed.