Turn crock pot onto high to start warming it up
Put butter, chicken stock, Cream of chicken, cream cheese and Italian salad dressing mix into crockpot and whisk together as it warms up
Place chicken pieces in crockpot with mixture
Cover crock pot and allow to cook on high for 2-2.5 hours or low for 4-4.5 hours - adjusting for your crockpot. Internal chicken temperature should be 165 degrees.
Serve over angel hair pasta-or your really any pasta will work