Easy Chicken with milk

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[...]

32 ounces boneless skinless chicken breasts , cut in pieces and sauteed 1 (14 ounce) can fat-free chicken broth (about 1-3/4 cups) 1 teaspoon low-sodium[...]

24 ounces boneless skinless chicken breasts , cut in half 1 (14 ounce) can fat-free chicken broth (about 1-3/4 cups) 1 teaspoon low-sodium instant chicken[...]

1 (10 3/4 ounce) can condensed cream of chicken soup milk 2 -3 large chicken breasts , cooked and diced 1 (4 1/2 ounce) jar sliced mushrooms, drained 1 1/2[...]