Directions

1. In medium bowl stir together sour cream, Parmesan cheese, pepper and cayenne. Stir in spinach and water chestnuts. Spread about 2 tablespoons filling on each ham slice. Roll up jelly roll fashion; wrap each roll in plastic wrap, refrigerate 1-2 hours. To serve, slice each roll crosswise into 5 pinwheels. Serve with toothpicks.
2. Makes about 50 servings.