Meal prep is more than a food trend: It’s a handy approach you can use to make delicious, homemade food you’ll want to eat every day—without the wait. And while the end results look impressive, meal prep doesn’t require complicated planning or tools. All you really need is time and elbow grease.

This beginner’s guide on how to meal prep teaches you everything you need to know about make-ahead, healthy meals—plus Bulletproof-friendly approaches you can take to ensure your food stays fresh and nutritious.