I don't think you're meant to
grains
Chickens are omnivores and can eat almost anything. It is a myth that they only eat grains and commercial feed. They love fish and other proteins. Never feed your birds spoiled meat as it can make them sick.
You need to feed adult chickens in your castleville village
Meat. They will also resort to egg-eating and cannibalism if their diet is deficient.
120
they need corn only or u can feed them meat and it will make them mean
Chickens occasionally peck at dead animals so meat products shouldn't be a problem. They shouldn't have too much and it's not the healthiest choice of feed for them.
You feed CHICKENS by right clicking them with seeds.
Chickens will eat a variety of feed. Feed stores have chicken feed in bags you can buy.
Meat chickens are typically female, as they are bred specifically for their meat production.
No eggs are not vegetables. They are part of the meat group in the food pyramid.
assuming by "they" you mean the farming industry, they would use a high protein grower food for the meat birds and for the layers they would use layer pellets