In blender container, pour milk. Add cocoa. Cover, blend on low speed until well mixed. Add sugar substitute, vanilla and banana. Cover; blend until smooth. Add ice cubes, one at a time, blending until thick. Serve immediately. Makes 2 12-ounce servings. Nutritional information per serving: calories - 140, protein - 6 gm., fat - 1 gm., carbohydrates - 27 gm., cholesterol - <5 mg., calcium - 165 mg., sodium - 65 mg. Diabetic Exchanges: Skim Milk - 1, Fruit - 1, Exchange Calories - 150. FROM: Information packet from Hershey Foods Corporation. Recipes developed and tested in the Hershey Kitchens. For more recipes or information call 1-800-468-1714 weekdays 9-4, Eastern time. Formatted to MM by Trish McKenna. Posted to MM-Recipes Digest V4 #336 by pooh4jvn@ix.netcom.com on Dec 28, 1997