Nearly all meal prep mistakes come down to the same thing: building a system for an imaginary version of your week rather than the one you actually have. People prep food they do not enjoy, plan for seven perfect days, run out of fridge space on the first attempt, and...
The fastest way to learn how to build a grocery list is to stop writing it as a list of foods and start writing it as a map of the shop. Group everything by the section it lives in — produce, dairy, meat and fish, dry goods, frozen, household — and you walk the store...