Sun-Dried Tomato Spinach Chicken Pasta Alfredo

INGREDIENTS

medium onion (finely diced)

3 cloves

garlic (minced)

1 lb

boneless skinless chicken breasts (cut into 1/2-in cubes)

1/4 cup

butter

1/3 cup

white whole wheat flour

3 cups

milk

1/2 cup

half-and-half cream

4 cups

chicken broth

12 oz

uncooked rigatoni pasta

1/2 cup

grated Parmesan cheese

1/2 cup

oil-packed sun-dried tomatoes (finely chopped)

1 cup

baby spinach leaves

Salt and pepper