After months of cold weather and comfort food, spring is the natural time to reset your diet. For some, letting heavy pastas give way to fresh salads comes oh so effortlessly. For others, clean eating requires a little more forethought. We fall into the latter group. If you want to make your own lunches, snack smarter, and stock your kitchen with the best produce, protein, and healthy fats, but don’t know where to start, consider this your spring-cleaning checklist—the eating edition.