5 basics for cooking on Sunday and having meals ready for the whole week

Wednesday 7 October 2026 15:30 - Mirella Mendonça
5 basics for cooking on Sunday and having meals ready for the whole week
Cooking everything from scratch every day is tiring, puts a strain on your budget, and makes you more likely to order takeout.

The solution doesn’t have to be complicated: just prepare a few base ingredients on Sunday and mix and match them throughout the week. With rice, quinoa, vegetables, protein, sauce, and a ready-made soup, it becomes much easier to put together lunchboxes, quick dinners, and balanced meals in just a few minutes.

The idea isn’t to prepare set meals for seven days, but to create a sort of “meal-building kit”: each base can become a warm salad, a bowl, a side dish, a filling, a main course, or a last-minute dinner.

1. A cereal base to go with everything

Sunday’s first base dish should be simple, neutral, and easy to reuse. Rice, quinoa, or couscous pair well with vegetables, fish, chicken, eggs, legumes, and sauces.

The secret is not to season it too much at the beginning. A more neutral base allows you to change the flavor throughout the week: one day it becomes a side dish, the next it goes into a warm salad, and the day after that, it can serve as the base for a complete meal.

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2. Pre-prepared vegetables for putting together meals in minutes

Having cooked vegetables in the fridge makes a big difference during the week. Zucchini, carrots, broccoli, cauliflower, squash, sweet potatoes, bell peppers, or onions can be roasted, sautéed, or steamed.

Then, just add a serving to your cereal, top it off with protein, and finish with some sauce. This foundation helps you eat better without wasting time and keeps vegetables from getting forgotten in the fridge drawer.

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3. A versatile protein for lunch and dinner

The third component is what gives the meal its structure. It can be chicken, tuna, eggs, lentils, chickpeas, or beans. The important thing is to choose something that will keep well for a few days and go well with different dishes.

A pre-cooked protein can be added to a lunchbox, a wrap, a hearty salad, a quick pasta dish, or a baked dish. For variety, simply change the sauce, side dish, or vegetables.

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4. A sauce or filling that transforms the flavor

Even with simple ingredients, the sauce makes the meal feel like something new. A good homemade sauce can transform rice, pasta, vegetables, meat, or legumes into completely different dishes.

Make a creamier version, a fresher one, or a tomato-based sauce. Store it in a tightly sealed jar and use it throughout the week to add flavor without having to start from scratch.

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5. A ready-made soup to save you on your busiest days

Soup is one of the most practical staples to have on hand. It can serve as an appetizer, a light dinner, or an addition to a packed lunch. Plus, it’s an excellent way to use up vegetables, reduce food waste, and ensure a hot meal when you don’t have the energy to cook.

To make things easier, portion it out into individual servings. Keep a few in the fridge for the first few days and freeze the rest. That way, you’ll always have a quick option when the week gets hectic.

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How to mix and match these foundations during the week

Monday: cereal + vegetables + protein + fresh sauce.

Tuesday: soup + toast, eggs, or a simple salad.

Wednesday: bowl with cereal, legumes, vegetables, and creamy sauce.

Thursday: pasta or rice with homemade sauce and pre-cooked protein.

Friday: use-it-all day: turn any leftovers into a warm salad, wrap filling, gratin, or oven-baked dish.

With this method, Sunday doesn’t have to turn into a marathon. Instead of preparing set meals, make smart base dishes that adapt to your appetite, the mood, and the time you have available.

Tips for Better Preservation

Let food cool before storing:
Don’t put very hot food directly into sealed containers. Let it cool slightly, then place it in the refrigerator in clean containers.

Sort by food type:
Storing grains, vegetables, protein, and sauces in separate containers helps preserve texture and flavor longer.

Freeze in small portions:
Individual portions thaw faster and help prevent waste.

Use labels:
Write the name of the dish and the date. It seems simple, but it prevents confusion later in the week.

Vary the seasonings when serving:
Lemon, herbs, spices, yogurt, olive oil, or tomato sauce completely transform the meal without requiring any extra work.

Spend less and save time

Preparing 5 base ingredients on Sunday is a practical way to eat better, spend less, and save time during the week. With a grain, vegetables, protein, sauce, and soup, you can put together many different combinations without always eating the same meal.

The best part is that this method works for families, couples, students, people who pack a lunch, and anyone who just wants to come home and have dinner almost ready.
Mirella MendonçaMirella Mendonça
I am the editorial manager at Petitchef (Portugal and Brazil) and a huge enthusiast of travel and world cuisine, always in search of new flavors and experiences. However, as much as I love exploring the delights of different cultures, my mom's cooking will always be my favorite — with that unique flavor that only she can create.

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