Cut each potato shell lengthwise into 4 strips and place on ungreased baking sheet.
Spray strips lightly with cooking spray.
Mix salt, paprika and pepper and sprinkle over strips. Bake at 425 degrees for 14 minutes or until crisp. In a small bowl combine yogurt, sour cream and chives. Serve potato skins with sour cream mixture. Sodium and 4 g. Calcium.