Drizzle olive oil in sauté pan, add chopped onion & garlic, cook for 3 minutes over medium heat. Add chicken breast, poultry seasoning and cook thoroughly breaking up chicken into small pieces while cooking and stirring occasionally
Meantime purée tomatoes with juice, add remaining ingredients and blend well to make sauce. Pour over chicken and sauté together for 5 - 10 minutes.
Slice onion rolls and toast.
Scoop sloppy joe mixture onto roll. Add cheese if desired and serve.