Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/2           cup  water
     3/4           cup  fresh horseradish
  3          teaspoons  unsalted butter
  2          teaspoons  flour
     1/2           cup  white stock
     1/2           cup  milk
  1           teaspoon  sugar
  1           teaspoon  kosher salt
  2          teaspoons  white wine vinegar
     1/4      teaspoon  white pepper
     1/2           cup  sour cream

Preparation:

combine the hot water and horseradish allow to stand for 5-10 minutes, drain well, and set aside heat the butter in a saucepan, over a medium flame whisk in the flour, heat and stir until bubbly stir in heated stock and milk heat and stir until thickened slightly add sugar and salt heat and stir over a low flame for 5 minutes add horseradish, vinegar, and pepper simmer for 10-12 minutes remove from heat stir in sour cream serve warm, at once

Nutritional Information:

81 Calories (kcal); 5g Total Fat; (54% calories from fat); 2g Protein; 8g Carbohydrate; 12mg Cholesterol; 253mg Sodium