Meal Prep Sunday: How Batch Cooking Saves £200/Month and 10 Hours/Week

The Maths Behind Meal Prep

The average UK adult spends £35-50 per week on takeaways and eating out according to the ONS. That's £150-200 per month — just on food you could make cheaper and healthier at home.

Meal prepping means cooking 5 days of meals in one batch session, typically on a Sunday. The food goes in containers, in the fridge (or freezer), and you eat it throughout the week. No daily cooking. No decision fatigue about what to eat. No £12 Deliveroo lunches.

A week of prepped meals costs approximately £20-30 in ingredients — versus £50+ if you buy lunch and dinner individually. Over a month, that's a saving of roughly £80-200 depending on your current spending habits.

The Beginner Framework: 3 Proteins, 3 Carbs, 3 Veg

Don't overcomplicate this. The simplest approach:

Pick 3 proteins: Chicken thighs, ground beef/turkey, and chickpeas (or tofu). Season each differently.

Pick 3 carbs: Rice, pasta, and sweet potatoes. Cook them all at once — rice cooker, big pot, oven.

Pick 3 vegetables: Broccoli, peppers, and spinach (or whatever's on sale). Roast the hard veg, steam the rest.

Now mix and match into containers:

• Container 1: Chicken + rice + broccoli with teriyaki sauce
• Container 2: Beef + pasta + peppers with tomato sauce
• Container 3: Chickpea curry + rice + spinach
• Container 4: Chicken + sweet potato + peppers with pesto
• Container 5: Beef + rice + broccoli with soy and garlic

Five different meals. Made from the same batch of base ingredients. Total prep time: 2-3 hours.

The Sunday Timeline

10:00 — Preheat oven to 200°C. Put sweet potatoes in to bake whole. Start rice in the cooker.

10:15 — Season and start cooking proteins. Chicken thighs go in the oven (25-30 min). Ground meat goes in a large frying pan on the stove.

10:30 — Chop vegetables. Toss broccoli and peppers in oil and seasoning. Once chicken is halfway done, add veg to the oven on a separate tray.

10:45 — Put pasta on to boil. Make any sauces (a quick tomato sauce, a stir-fry sauce, a curry paste with coconut milk).

11:00 — Everything is cooking simultaneously. Start assembling containers.

11:30 — All meals assembled. Let them cool for 20 minutes, then lid and refrigerate.

Total active time: ~90 minutes. You've made 10 meals (5 lunches + 5 dinners).

Storage and Safety

Fridge: Prepped meals last 3-4 days in the fridge safely. If you're prepping for 5 days, freeze day 4 and 5 containers and move them to the fridge the night before.

Freezer: Most prepped meals freeze well for 2-3 months. Rice, pasta, cooked meats, and most vegetables all freeze fine. Exceptions: salad greens, raw tomatoes, and anything with a lot of mayonnaise.

Containers: Invest in glass containers with snap-lock lids. They cost more upfront (about £15-25 for a set of 10) but last years, don't stain, don't leach chemicals, and are microwave-safe. Avoid thin plastic takeaway containers — they warp and crack quickly.

Reheating: Microwave for 2-3 minutes, stirring halfway. Add a splash of water to rice dishes to prevent them drying out.

Scaling Up: The Power of Freezer Meals

Once you're comfortable with weekly prep, start doubling recipes and freezing half. Within a month, you'll have a freezer full of ready meals.

This is your safety net. Busy week? Sick? Don't feel like cooking? Instead of ordering Deliveroo, grab a home-cooked meal from the freezer.

Meals that freeze exceptionally well:

• Curries and stews
• Chilli con carne
• Bolognese sauce
• Soups
• Burritos (wrap in foil, freeze, oven reheat)
• Cooked rice (freezes perfectly, microwave to reheat)

The Mental Health Benefit Nobody Mentions

Deciding what to eat is a form of decision fatigue. Research from Cornell University suggests we make over 200 food decisions per day. Meal prepping eliminates most of them.

When you open the fridge and your lunch is already there, you've removed a decision and a task. That mental energy goes elsewhere. Many meal preppers report that the stress reduction is as valuable as the financial saving.

Getting Started This Sunday

1. Pick 3 proteins, 3 carbs, 3 veg from what's on sale
2. Buy 10 containers (glass preferred)
3. Set aside 2-3 hours on Sunday
4. Follow the timeline above
5. Eat well all week

Don't aim for restaurant-quality meals. Aim for meals that are tasty enough, healthy enough, and ready in 3 minutes. Perfection kills consistency. A simple chicken-rice-veg container that you actually eat beats an elaborate recipe you never make.