The easiest way to take the hassle out of meal prepping is by cooking the same thing every week. The downside to that stealthy approach, however, is that you quickly get fed up of whatever's in your lunchbox. It doesn't matter what diet you're following, either; food boredom doesn't discriminate, you can even have a delicious protein shake. If you're following the popular keto diet, get ready to be spoilt for choice. The following high-protein, high-fat combinations are easy to put together and perfect for lunch! And if you're not sure how to begin, try this one week beginners meal plan.