1 (11 oz.) bottle diet ketchup
1 tbsp. freshly squeezed lemon juice
1/4 c. freshly grated horseradish
1/4 c. chopped chives

Mix ingredients, except chives, in the given order. Refrigerate covered. Horseradish and lemon may be adjusted to taste. Serve very cold or very hot. Add fresh chives just before serving if desired. Yields 2 cups. 10 calories per tablespoon.