Combine all ingredients in a blender and puree until smooth and creamy. Add more horseradish if desired. Transfer to a glass container and refrigerate. Keeps for about 5 days. Delicious on Hiziki Potato Salad (please see Eden's recipe), coleslaw, bean or spinach salads.
Yields 2 cups, 4 Tablespoons per person
Per serving - 35 calories, 2 g fat (48% calories from fat), 2 g protein, 2 g carbohydrate, 0 g fiber, 0 mg cholesterol, 150 mg sodium