12 oz. skim milk
1 (6 or 8 oz.) container berry flavored low fat yogurt
1/2 c. fresh blueberries
1/2 c. frozen strawberries
1/2 c. fresh blackberries

In blender container combine skim milk, yogurt, blueberries, strawberries and blackberries. Cover and blend until smooth. If desired, strain to remove larger seeds. Serve over ice.