Ingredients

1 (20 ounce) can crushed pineapples in juice, chilled
1 (16.5 ounce) can blueberries or blackberries in light syrup, chilled and drained
1 1/2 cups small ice cubes
1 (6 ounce) container low-fat lemon or vanilla yogurt

Directions

Combine all of the ingredients in a blender and puree until smooth. Serve immediately or keep chilled for up to one hour. Mix again before serving.