BirkDale PetMix is a healthy dog food recipe for making biologically appropriate pet meals, the company reports. It is formulated to meet all nutritional needs and be easy for owners to cook. The recipe can be served cooked or raw, and is 100 percent grain- and allergen-free, the company adds. A 2-lb. bag makes about 16 lb. of fresh dog food. Its ingredients include a vegetable pomace made of dehydrated carrots, celery, beets, parsley, lettuce, watercress and spinach, and air-dried carrots, broccoli, apples and whole eggs.