Spread evenly on 1 side of each tortilla; top with 3 beef slices and, if desired, 2 cheese slices.
Sprinkle each evenly with shredded lettuce.
Roll up tortillas tightly; wrap in parchment paper or plastic wrap.
Chill 8 hours.
Notes / Tips / Wine Advice:
For testing purposes only, we used Sargento Deli Style Sharp Cheddar Cheese slices.To Lighten: Substitute ½ cup light sour cream and ½ cup light mayonnaise.