Combine cornstarch, mustard, and salt in the top of a double boiler.

Combine water and beaten eggs. Slowly add to cornstarch mixture, stirring constantly, until smooth. cook over simmering water for 5 minutes, stirring constantly. Very slowly stir in the lemon juice and vinegar.

Continue cooking and stirring over simmering water for 10 more minutes. Remove from heat. Add the sweetener; mix well. Pour into a pint jar, cover, and store in refrigerator. Stir well before each use.

This recipe yields 12 servings. Serving size: 2 tablespoons.

Exchanges Per Serving: Up to 2 tablespoons may be considered Free Food.

Nutrition Facts: Carbohydrates 2g; Protein 1g; Fat 1g; Calories 20; Fiber 0g; Sodium 256mg; Cholesterol 46mg.

Note: Low-sodium diets: Omit salt.