Southwest Chicken Bacon and Ranch Salad

slices center cut bacon strips

boneless, (skinless chicken breast, cut into 1-inch cubes)

Salt and pepper, (to taste)

Southwest corn, (drained)

canned black beans, (rinsed and drained)

(about 8 cups) salad greens (I used a mix of baby spinach, baby chard, and baby green kale, but any salad greens will work)

reduced-fat shredded Colby jack cheese

tostada shells ((or 20 tortilla chips), crushed)

Kraft light Ranch dressing