Combine cranberries and water in a saucepan. Heat to boiling; reduce heat to low and simmer 15 minutes. Remove from heat. Cool to room temperature. Stir in sugar substitute. Refrigerate until serving time. Makes 2 1/4 cups or 9 1/4 cup servings. Note: Special diet cranberry sauces made without sugar or with sugar substitutes do not gel. PER SERVING: Cal. 21 (1%DV), Total Fat 0grams, Chol. 0mg, Sodium 7mg (<1%DV), Pot. 39mg (1%DV), Total Carb. 5grams (2%DV), Dietary Fiber 1gram (5%DV), Sugars 1gram, Protein 0grams, Vitamin C 13mg (21%DV), Dietary Exchange: Fruit 0.5