What food did he come home on that his breeder fed...? Feed that. You can switch up later. Right now, he absolutely just must eat.
Try sprinkling Parmesan cheese on his food.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |