german nor southern versions use eggs in their potato salads.
1. put the potatoes into a large pot. cover with water and bring the water to a boil on high heat. continue to cook until the potatoes are done.
2. immediately drain off the hot water and rinse the potatoes under cold water. allow to cool.
3. meanwhile - prepare the remaining vegetables.
4. when the potatoes are cool enough to handle – peel them and then slice or cube them into a large bowl.
5. add the onions, red & green peppers. gently stir to mix.
6. add the water, sugar, mayonnaise, and mustard. stir to combine everything.
7. taste test – adjust with salt & 