Creamy Chicken without butternut spaghetti

6 boneless skinless chicken thighs (about 1 pound) 1 (1 lb) jar ragu cheesy classic alfredo sauce 1 (14 1/2 ounce) can chicken broth 1 1/2 cups uncooked[...]

1 (8 7/8 ounce) package cheese tortellini, uncooked 1 (14 1/2 ounce) can Italian-style diced tomatoes , undrained 1 cup prepared alfredo sauce 1 1/2 cups[...]

8 ounces pasta (such as linguine, bow ties, penne, or rotelle) 2 shallots , chopped 1 garlic clove , minced 1 tablespoon olive oil 12 ounces boneless skinless[...]

1 lb boneless chicken breast (thighs ok too) 1 chopped yellow onion 1 tablespoon oil (canola or vegetable) 1 (12 ounce) jar alfredo sauce 1 (8 ounce) jar[...]