Kirkland (Costco's brand) has a decent chicken based food. It is manufactured by Diamond, and runs 25.00 or so for 40 lbs., and that bag feeds my 2 boxers for a month.
DogFoodAnalysis.com gives it 3 stars out of 6, however there are a bunch of pricey "holistic" brands right there at 3 stars too.
Ingredients:
Chicken, chicken meal, whole grain brown rice, cracked pearled barley, egg product, beet pulp, chicken fat(preserved with mixed tocopherols and Vitamin E), potatoes,fish meal, flaxseed,natural flavors, brewers dried yeast, millet, potassium chloride, salt, choline, carrots, peas, kelp, apples, dried skim milk, cranberry powder,
salmon oil (a source of DHA), rosemary extract, parsley flake, dried chicory root, vitamin E supplement, iron proteinate, zinc proteinate, copper proteinate, ferrous sulfate, zinc sulfate, copper sulfate, potassium iodide, thiamine mononitrate, manganese proteinate, manganous oxide, ascorbic acid, vitamin A supplement, biotin, calcium pantothenate, manganese sulfate, sodium selenite, pyridoxine hydrochloride (vitamin B6), vitamin B12 supplement, riboflavin, vitamin D supplement, folic acid.