Ham Roll Ups - serves 10

3 (8 ounce) packages cream cheese, softened
3 tbsp horseradish
2 tbsp finely chopped onion
1 (8 ounce) container sour cream
2 pounds cooked ham, thinly sliced

In a medium bowl, blend the cream cheese, horseradish, onion and sour cream. Spread the mixture onto the ham slices. Tightly roll the slices and secure with toothpicks.