BORDEr COLLIE??

my border collie "lencha" is her name is really picky w/ her food she will only eat kraft american cheese we tried dog food like purina, gravy tran, pedigree and all she wants is cheese,bologna,ham,sausage,eggs,bacon etc. well she only likes human food and she is gettting really skinny and the vet said no more TABLE SCRAPS! so what should i do???