If your dog had to fend for herself, she'd have to put in some effort to survive. This is natural and good, so be impressed that your dog wants to work for her food.
It is often recommended to use a proton of your dog's daily ration of food for training, so this too would be preferred over a store bought treat. There's nothing unusual or unhealthy about this behavior.
It is often recommended to use a proton of your dog's daily ration of food for training, so this too would be preferred over a store bought treat. There's nothing unusual or unhealthy about this behavior.