Since your chickens are limited on what they can forage this time of year, you need to feed them more. Of course give them their scratch, meal and corn (digesting corn warms the little darlings up internally), but you will definitely be supplementing more during the winter.
Warm, Tasty Treats Your Chicken Will Thank You For
Other Treats Chickens Love
PopWorms!, are nutritional treats made from dried black soldier fly larvae. Your chickens will rave about them. PopWorms! ECO has a higher protein content and 25% more calcium than mealworms. PopWorms! PRO has probiotics, necessary for keeping a healthy gut. You can get the girls a PopWorms! Holiday Bundle, which comes with 2 bags of the PopWorms! ECO and 1 bag of the PopWorms! PRO by clicking here.
What Not to Give your Chickens
Per The Happy Chicken Coop you should not give your girls these: acorns, apple cores and seeds, avocado, dry rice, eggplant, beans and lentils, leeks and onions for a complete list click here.