1. In a large pan, place the water and boil it. Add salt to the boiling water.
2. Place the asparagus in the boiling water and cook till tender. This will take 5-10 minutes.
3. Drain the asparagus and set aside to cool
4. In a large pan, add the sour cream, horseradish, seasonings and mix well.
5. Pour this mixture over the asparagus