I also suggest adding two percent of grated vegetable matter to the food, as this will make her feel fuller but won't add extra calories. (petsmagazine.com.sg)
Fresh grated vegetables are an easy way to increase fiber and add vital nutrients at the same time. (vetinfo.com)
Do a ton of it at once, then pile the dry grated vegetable into individual freezer - safe zip top bags and freeze flat. (glutenfreeonashoestring.com)