Ham Roll-Ups

Directions

1. 1
   In small bowl, combine Cheddar cheese, cream cheese and margarine until well blended.
2. 2
   Spread one-fourth of mixture on one slice of ham; repeat with remaining cheese mixture and ham slices. Roll up from short sides; chill for several hours or wrap and freeze, if desired.
3. 3
   To serve, slice rolls into 1/2-inch thick slices.
4. 4
   Arrange slices on top of Ritz crackers.
5. 5
   If frozen, let stand at room temperature 20 minutes before serving.
6. 6
   Makes about 3 1/2 dozen appetizers.