RECIPE FROM "SANDY'S
1/2 cup sour cream
1/2 cup mayonnaise
1 green onion, chopped
2 tablespoons prepared horseradish
1/2 teaspoon salt
1/2 teaspoon pepper
8 (12-inch) flour tortillas
1 pound of roast beef, cut into 24 thin slices
2 (6-ounce) packages deli-style sharp Cheddar cheese slices
2 cups shredded Iceberg lettuce
Stir together first 6 ingredients until blended.
Spread evenly on one side of each tortilla.
Top with 3 beef slices and 2 cheese slices.
Sprinkle evenly with shredded lettuce.
Roll up tortillas tightly; wrap in parchment paper or plastic wrap.
Chill for 8 hours.