Easy Chicken without fish tomatoes pasta

1/2 tablespoon canola oil 1/2 medium yellow onion , finely chopped 1 -2 cooked boneless skinless chicken breast, cubed 1 (10 1/2 ounce) can cream of chicken[...]

1/2 lb ground chicken 1/4 large white onion, diced 1/4 cup roasted red pepper, strips chopped (from a jar) 1 garlic clove , minced 1/4 medium green pepper ,[...]