It’s all about the aroma of food, not the flavor
Cats don’t have nearly as many taste receptors as people do, so it’s the smell, not the flavor, that initially attracts your cat to food. If your cat develops an upper respiratory infection that blocks his nose, he’ll almost certainly lose his appetite because scent is vital to appetite.
Can you find the cat here? Taking refuge inside the small backpack, the cat’s owner let the cat out of the bag by failing to zip it up. With those eyes, the cat stares at the owner by the face, and it seems they keep many secrets.