Cheyanne Cheese and Ham pizza

1/4 cup refrigerated Alfredo sauce

• 4 pita breads (6 inches)
• 1 cup (4 ounces) shredded Swiss cheese
• 1-3/4 cups cubed fully cooked ham
• Bake at 350° for 10-15 minutes or until cheese is melted.
• 1/2 cup shredded part-skim mozzarella cheese
• 1 tablespoon minced chives