Place cornstarch in 4 cup measure, gradually stir in orange juice to make smooth mixture, stir in honey, add cinnamon stick. Micro-cook, uncovered, 4 1/2 to 5 1/2 minutes until mixture boils, stirring once. Pour into 8" round microwave safe serving dish. Remove cinnamon stick.
Beat together egg whites and cream of tartar until mixture forms soft peaks, gradually beat in sugar until stiff, but not dry, peaks form. Spoon mounds of meringue onto orange sauce to make "clouds". Sprinkle with orange rind. Micro-cook, uncovered, at full power for 1 1/2 to 2 minutes until meringue is set, rotate dish once halfway through cooking. Serve warm or cool.
118 calories, 2 g protein, 0 g fat, 28 g carbohydrate, 22 mg sodium, 0 mg cholesterol.