Bonio The Original Biscuits Dog Food 1.20kg Bonio Dog Treats Original Biscuits 12.5kg Every single yummy bonio biscuit is lovingly and traditionally oven baked. In fact, bonio has been baking biscuits since 1932.. with that ever reliable quality.. Each wholesome biscuit contains carefully thought through ingredients including wholegrain cereal so not only are they totally tasty they are also nutritious too! Why bonio biscuits are great for dogs' teeth.. It's simple really, the bonio biscuit with its crunchy oven baked texture helps to keep your dog's teeth and gums healthy. This will help to scrape away the plaque and to reduce tartar build up on your dog's teeth.