For the Christmas salad boil potatoes, peel and cut into slices. Peel apples and cut into small cubes.
Also cut cucumbers, onion and Russians. Put everything in a bowl and mix thoroughly.
Mix together a marinade of vinegar, mayonnaise, sour cream, salt and sugar. Pour over the rest of the ingredients.
Fold in the walnuts and serve the Christmas salad.
Preparation Tip:
You are welcome to use other vegetables for the Christmas salad.