In a saucepan, melt the butter over medium heat. Stir in the Italian dressing mix, cream cheese, cream of chicken soup, and chicken broth until well combined.
Pour the sauce over the chicken.
Cover and cook on Low for 4–6 hours or High for 2–3 hours, until the chicken is cooked through.
Cook the angel hair pasta according to the package directions and drain.
Serve the chicken and sauce over the cooked pasta.
Video
Notes
Refrigerate the leftovers in an airtight container for up to 5 days.