To use this cat food, simply serve it in your cat's bowl according to the feeding guidelines on the package. Make sure your cat always has access to fresh water. As for storage, keep the bag in a cool, dry place. Once opened, seal the bag tightly to maintain freshness. If your cat has any specific health issues, it's a good idea to consult your vet before starting this food. Also, gradually introduce this new food to your cat over a few days to avoid digestive upset.