I guess chickens have different tastes too :P
Mine like to eat lettuce if we hold the leaves and let them tear chunks off. If we chop it up and put it on the ground they will eat for a bit then go off it. sometimes we use it as a grass substitute because we can't always let them out to the...
They look very happy.
Fruits and vegetables are faves for my chooks. We often bring discarded 'ugly' stuff home from the supermarket to feed the chooks because they don't care if it has a few spots on it.
They are also happy carnivores though. :P