1Place chicken breast in crock pot. Pour Italian dressing over. Cover and cook on low 7 hrs or high 3. Remove chicken (leave crock pot on) Add 1/2 the sour cream to crockpot and stir.
2Cook noodles and drain. Add remaining sour cream and parmesan cheese to noodles and stir. Serve chicken over the noodles and pour the warm italian dressing over top. Sprinkle with parmesan cheese to taste.