Health #6
Cook Once, Eat Well All Week

Meal Prep Sunday

Spending 2 hours on Sunday preparing food eliminates the decision fatigue that causes poor food choices from Tuesday onwards. Preparation is the strategy.

🥘 Guide
Evidence-Based
Practical
2 hrs
Sunday prep
5 days
Healthy eating
60%
Less takeaway
🥘
Why It Matters

The Core Benefits

🎯
Decision Fatigue

You make 200+ food decisions daily. When tired, the default is always the easiest choice — which is rarely the healthiest. Prep eliminates the decision when willpower is lowest.

💰
Cost Saving

Meal prepping reduces food costs by 40–60% vs buying individual meals. Buying in bulk, reducing waste, and avoiding impulse buying saves significant money monthly.

🥗
Nutritional Control

When you cook, you control every ingredient. Restaurants use 2–4x more salt, sugar, and fat than home cooking to achieve the same perceived flavour.

Practical Steps

How to Start

📋
Sunday planning — 30 min
Write out 5 dinners and 5 lunches for the week. Keep it simple — repeat favourite meals. Novelty is the enemy of consistency in meal prep.
Single grocery shop — 45 min
Buy everything for the week in one trip. A complete shopping list prevents impulse purchases and ensures every ingredient is ready.
📊
Prep in batches — 90 min
Cook all grains together, roast all vegetables on one tray, cook all proteins in one batch. Working in parallel reduces total time by 60%.
🎯
Store strategically
Put pre-prepped healthy foods at eye level in the fridge. You eat what you see first — proximity and visibility dictate choices more than willpower does.
The Science

Evidence Base

The research behind this practice spans decades of clinical studies and meta-analyses. The evidence for its benefits is among the strongest in all of preventive medicine.

What makes this compelling is that the benefits manifest as real, felt improvements in daily life — which naturally reinforce the habit over time.

The Bottom Line

The research is clear. The barrier is not knowledge — it is consistent application. Start today. The best time was last month. The second best time is now.

The Practice

Step by Step

01
Sunday planning — 30 min

Write out 5 dinners and 5 lunches for the week. Keep it simple — repeat favourite meals. Novelty is the enemy of consistency in meal prep.

02
Single grocery shop — 45 min

Buy everything for the week in one trip. A complete shopping list prevents impulse purchases and ensures every ingredient is ready.

03
Prep in batches — 90 min

Cook all grains together, roast all vegetables on one tray, cook all proteins in one batch. Working in parallel reduces total time by 60%.

04
Store strategically

Put pre-prepped healthy foods at eye level in the fridge. You eat what you see first — proximity and visibility dictate choices more than willpower does.

"Give me six hours to chop down a tree and I will spend the first four sharpening the axe." Sunday is your axe.

Health Principle #6 of 10