In a medium skillet, heat olive oil over medium/high heat.
Coat chicken cubes in 1/2 cup Parmesan cheese and Italian seasoning
Cook chicken in skillet for approximately 5 minutes, turning after 2 1/2 minutes. Be sure the chicken is white throughout and cooked through. Set aside.
In a medium pot, bring water and Ragu®sauce to a boil.
Add pasta and allow to cook for approximately 15 minutes, until pasta is tender. Be sure to stir throughout as pasta might stick to the bottom.
When pasta is tender, add the remaining 1/2 cup parmesan cheese and stir in chicken. Serve immediately.