To use this Fancy Feast cat appetizer, simply open the 57 - gram container and serve it to your cat. You can offer it as a snack between meals or as a side to your cat's regular food. Make sure to keep the unused portion in the fridge and use it within a day or two. When storing the unopened product, keep it in a cool, dry place. Always provide fresh water for your cat when serving this appetizer. If your cat has any special dietary needs or health concerns, consult your veterinarian before feeding this product.