Roast Beef 'N Swiss Tortilla Roll-Ups
["2 Tbsp. prepared Ranch salad dressing", "2 (7 to 8-inch) flour tortillas", "2 large leaf lettuce leaves, torn to fit tortilla", "4 oz. thinly sliced deli roast beef", "4 (3/4 oz.) slices pasteurized process Swiss cheese", "2 tsp. diced red onion"]
["Spread 1 tablespoon salad dressing on each tortilla, covering entire surface.", "Top each with lettuce leaf and half of roast beef, cheese and onion.", "Roll up each tortilla tightly."]
["salad dressing", "flour tortillas", "leaf lettuce leaves", "deli roast beef", "Swiss cheese", "red onion"]