Chicken: Yes. Moldy food should never be given to chickens. Peanut Butter: Yes. Yes, they can have peanut butter, but in moderation as it is very high in fats, carbs and protein.Click to see full answer. Also know, what should you not feed chickens? What Not to Feed Chickens: 7 Things to Avoid Avocadoes (mainly the pit and peel) As with most of the things on this list, I was able to find several people who report feeding avocado to their flock without problem. Chocolate or Candy. Citrus. Green Potato Skins. Dry Beans. Junk Food. Moldy or Rotten Food. Also Know, can chickens eat potato peels? Chickens can eat potato peels, even the ones turning slightly green. Yes, the green ones can be toxic, but only in very large quantities. If chickens are getting the bulk of their diet from laying hen pellets, then they won’t overeat on the questionable items. Also question is, can chickens eat peanut butter and jelly? So, they’re not healthy, but they won’t hurt your chicken’s health. Another favorite is peanut butter and jelly. This is probably one of the most unhealthy forms of peanut butter to give your chickens, but it’s not bad in limited quantities. Consider a peanut butter and jelly sandwich made with oat bread.Can chickens eat tomatoes?Tomato, pepper and eggplant leaves As members of the nightshade family, they contain Solanine, just like potatoes, so you should try to keep your chickens off your plants. They can, however, eat tomatoes, peppers and eggplants. Avocadoes – The pits and skins contain the toxin Persin, which can be fatal to chickens.