Spice Chart . One of the key steps in eating food free of synthetic and industrialized chemicals is to say “No” to processed, packaged food and to learn to prepare your own meals. Not only is cooking for yourself far cheaper and healthier than processed food, but once you have mastered the basics, cooking can be a liberating, highly creative, and fun experience—not to mention, home cooked food tastes way better than the packaged, processed stuff!