1 c. skim plain yogurt
1/2 c. frozen peaches (sugar free)
1/2 c. frozen strawberries (sugar free)
1 tsp. vanilla extract
2-3 pkgs. artificial sweetener (or to taste)

Place all ingredients in food processor or blender. Blend to consistency of soft ice cream. Fruit must be used frozen. For different flavor, try different fruits such as raspberries and peaches.