Italian Salad Pizza

• 4 flour tortillas
• 1 pre pizza shell (baked)
• 240 ml watercress
• 65 gr peppers (chopped roasted red)
• 55 gr skim mozzarella cheese
• 50 gr romaine lettuce (shredded)
• 30 gr itailian salad dressing
• 10 gr parmesan cheese (grated)