If you and her Vet think it's safe to put on a little weight, then I'd use calorie-dense treats of like peanut butter and cheese - as long as she has no history of pancreatitis or other issues. And add a little puppy food to her regular food perhaps.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |