It is a perfectly natural behavior for your dog. When your dog steals food, they are acting on instinctual behavior. Food in the wild is scarce, so dogs learned to scavenge to survive. Dogs counter surf when they are hungry.

Why does my dog steal food and hide it?

“It's believed that hiding a surplus of food in the ground is a canine survival strategy where the food can be preserved and protected in the cool ground, and then eaten later. When it comes to domesticated dogs, hiding items prevents other pets in the house from stealing them,” states Naito.

What do dogs like to steal?

Clothing, shoes and children's toys are favorite items for canine kleptomaniacs. These dogs may enjoy chewing the object, tearing it or just tossing it around. When a dog takes something that is not hers, she does not know she is stealing. She simply sees something she wants and goes for the object.