Fiesta Chicken with cheddar

1 tablespoon butter 1 onion , diced 2 garlic cloves , minced 2 cups chicken stock 1/4 cup tomato paste 2 tablespoons all-purpose flour 2 1/2 cups milk 12[...]

1 (8 ounce) package Suddenly Salad Pasta Salad Mix (classic flavor) 1/3 cup sour cream 3 tablespoons water 1/2 teaspoon chili powder 1 cup cherry tomatoes ,[...]

5 boneless chicken breasts , cooked 2 (10 ounce) cans condensed cream of chicken soup, undiluted 1 (4 ounce) can green chilies 1 onion , chopped 1 cup cheddar[...]