Halve chicken breasts and bone the halves. Wrap each half in a bacon strip and secure with toothpick. Line a greased (9 x 13 x 2) casserole with chipped beef. Combine sour cream and cream soup and pour over chicken which has been placed on beef in casserole. Bake covered at 325 F.for 2 1/2 hrs. And uncovered for 1/2 hr. Longer. May use 2 cns. Of soup and 1 pint of sour cream if more sauce is desired.