They are all different, some like it chopped and some like them whole, some like them raw and some liked them cooked, some like them fresh and others like frozen veg's, that are thawed out in a treat dish. Kids and fids, they are all the same.
My grey loves her Roudybush and Roudybush is the only food that my amazon won`t eat so she gets a fruit blend pellets. I also give all my birds a good seed mix.