Balls size of a softball, bones, greenies, tug ropes are the best things that will spark pup's interest. (snowyswan.com)
And as long as they're made with wholesome ingredients and not the size of softballs (read: not a pound of sugar), they can be healthy. (greatist.com)
2 cups roasted pumpkin purée (I do prefer natural and roasting my own, you will need about 1 small pumpkin the size of a softball. (yes-moreplease.com)