you will need:
4 skinless, boneless chicken breast halves - cubed
1/8 cup margarine
1 (.7 ounce) package dry Italian-style salad dressing mix
1 (8 ounce) package cream cheese
1 (10.75 ounce) can condensed cream of chicken soup

preparation:
mix chicken, margarine and dressing mix

cook:
place chicken mixture in slow cooker
cook on low 5 or 6 hours
add cream cheese and soup, mix
cook on high for another 1/2 hour or until heated through and warm

serve:
serve over hot egg noodles.