Toucans and Toucanettes need a diet low in iron and will eat live food. You can feed your bird just about anything that is good for you, but birds seem to have a tendency towards vitamin A deficiency, so keep this in mind. Basically it seems anything that is good for you is good for your bird. There is raging debate over what exactly is a good diet, but it seems that a vet-recommended pellet diet, with a little seed, and a choice of fruits and vegetables daily is a good choice. Each pellet in a pelleted diet has been made so that it is nutritionally complete.
Most birds love stuff like that.
A. Yes, but many birds can be finicky eaters. Several people have provided recipes that they have found to work well in getting their birds to eat a more diverse diet. A. Chocolate, Alcohol, Avocado, Rhubarb and Caffeine are toxic to your birds. Never feed them to your bird. Some seeds and pits are also toxic, but seeds from melons are okay.