Six Cheese Chicken Pasta Bake

box (16 oz.) pasta – I used Mezzi Rigatoni

olive oil

boneless skinless chicken breasts, cut into bite-sized pieces

medium onion, chopped

red bell pepper, seeded and chopped

garlic, minced

packed spinach, tough stems removed and leaves chopped

petite diced tomatoes

tomato sauce

container (5.3 oz.) plain Greek yogurt

Sargento® Chef Blends™ Shredded 6 Cheese Italian, divided

reserved pasta water (get this after you boil the noodles, but before you drain the pasta)

Italian seasoning

crushed red pepper flakes

granulated sugar

Salt and pepper,

Chopped parsley, for garnish (optional)