One aspect of clean eating I really love is replacing packaged foods with homemade versions, from salad dressing to energy bars and everything in between. I call it "retrotarian" eating, because it harkens back to a time before things like frozen chicken nuggets existed, and many of the do-it-yourself substitutes are very simple.
For example, when I make a stir fry, instead of buying a pre-made sauce, laden with sodium, sugar and preservatives, I whisk together a little brown rice vinegar, fresh squeezed citrus juice, minced garlic, and fresh grated ginger.
These days, you can find a clean recipe for just about anything, including five-ingredient ice cream, and "old school" food trends, like homemade baby food and pickling veggies in Mason jars, are making major comebacks.