Cook potatoes in their skins until they can be easily pierced with a fork. Let cool, then peel skins off. Cut into cubes and place in a large bowl.
Add all ingredients except mayonnaise and sliced egg and combine thoroughly.
Add mayonnaise and mix well to coat.
Spoon onto a serving dish and smooth the top. Sprinkle with additional paprika and garnish with sliced egg. Refrigerate until well chilled. Makes 6-8 servings. Enjoy!