Smart shopping

Updated 1 March 2026

How to reduce food waste in Australia

Australians waste $965 per person in food each year. Practical storage tips, meal planning, and freezer strategies to cut waste and save money.

How much food Australians actually waste

Australians throw away 7.6 million tonnes of food every year. That is not the amount wasted at farms or warehouses. That is food purchased and thrown away by households and businesses. For a household of four earning a modest income, that $965-per-person annual loss is money spent on something that never gets eaten.

The impact falls hardest on lower-income families. When a $6 loaf of bread goes mouldy in the cupboard, or a $4 head of lettuce rots in the crisper, that is real money that was already tight. Reducing food waste by just 10 percent adds $400 per year to household budgets. For a family of four, that is $1,600.

Which foods get wasted most

The biggest culprits are bread, lettuce, apples, bananas, and bagged salad. These are all fresh items that decay quickly and are easy to forget about. A loaf of bread sits on the bench and hardens. Lettuce wilts in the crisper. A bunch of bananas ripens too fast to use.

The common thread: these items need a strategy. Bread must be frozen if you won't eat it within two days. Lettuce must be stored with paper towel to absorb moisture. Bananas should be separated and wrapped when they ripen too quickly. Bagged salad needs to stay cold and dry. Without these strategies, these items go to waste within days of purchase.

Storage tricks that double the life of produce

Correct storage can double or triple how long fresh food lasts. Here are the strategies that work:

Lettuce and leafy greens: Remove the greens from their packaging. Wash and dry thoroughly. Line a container with paper towel, place the greens inside, and add another layer of paper towel on top. Seal the container. The paper absorbs excess moisture, which is what causes rot. A head of lettuce stored this way lasts two to three weeks instead of three to five days.

Bread: Freeze loaves immediately if you won't eat them within two days. Slice before freezing. You can toast straight from frozen. Home-baked sourdough and thick-cut bread freeze better than soft white bread.

Apples and stone fruit: Keep in the crisper drawer, separate from ripening bananas and avocados (which release ethylene gas and speed ripening of nearby fruit). Apples last three to four weeks in the fridge. Check weekly for bruising.

Bananas: Separate the bunch immediately after purchase. Wrap the stem of each banana in plastic wrap or cling film. This slows ripening. If some ripen too fast, peel, break into pieces, and freeze in a container for smoothies or baking.

Herbs: Treat like flowers. Place stems in a jar with a little water, cover loosely with a plastic bag, and refrigerate. Basil stores at room temperature in the same way. Fresh herbs stay usable for two weeks instead of five days.

Onions and garlic: Keep in a cool, dark, dry place (pantry or cupboard). Never refrigerate. They last weeks or months this way.

How to use your freezer properly

Most people underuse their freezer. It extends the life of most foods by three to six months. Here is what freezes well and what does not:

Freezes well: Bread, cooked grains, cooked pasta, cooked meat, berries, banana slices, grated cheese, ginger, vegetables (blanched or raw), meat stock, soups, and sauces.

Freezes but with texture change: Raw herbs (soften when thawed but work in cooked dishes), full-fat dairy (whips differently when thawed), and vegetables with high water content like tomato, lettuce, and cucumber (good for cooking, not for raw salads).

Does not freeze well: Eggs in shells (they crack), mayonnaise, creamy sauces that will split when reheated, and raw fish or seafood that you plan to use raw.

Label everything with the date. Use a permanent marker and masking tape. Frozen food is safe indefinitely, but quality (texture, flavour) declines after a few months. Mark the date and work backwards: items from last month go first.

Understanding "best before" and "use by" labels

These two labels mean completely different things. Australia Food Standards set these rules.

Use by: This is a safety date. Do not eat the food after this date. The label appears on foods that spoil and become unsafe to eat: meat, dairy, prepared salads. After this date, bacteria may have multiplied to dangerous levels.

Best before: This is a quality date, not a safety date. The food is safe to eat after this date. It may taste stale, look discoloured, or have a different texture, but it is not unsafe. Best before labels appear on shelf-stable foods: bread, breakfast cereal, canned goods, chocolate, biscuits.

Thousands of tonnes of perfectly safe food get thrown away because people misread "best before" as a hard deadline. Check the date, open the package, and use your senses. If it looks and smells normal, it is safe to eat.

Meal planning cuts waste by 40 percent

Households that plan meals before shopping waste 40 percent less food than households that do not. This is the single biggest lever.

Here is the process: Decide what you will cook for the week. Write down the ingredients you need. Buy only those ingredients. When you get home, use what you bought. You are not buying food on impulse, and you are not buying duplicate items you have not used yet.

This also saves money at the register. You go in with a list. You stick to the list. You skip the biscuits, chips, and two-for-three deals you do not need.

Start small. Plan three dinners a week, not seven. Buy ingredients that overlap across recipes (if two recipes use chicken, buy chicken once and split it). Keep your plan visible on the fridge so you remember what you are making.

The financial impact of food waste

The math is unavoidable. If you throw away one item per week (a head of lettuce, a loaf of bread, a container of yoghurt), you are discarding $250 per year. For a family of four, that is $1,000 per year.

The methods in this guide address that directly. Better storage extends the life of fresh food. The freezer extends the life of bread, meat, and fruit. Understanding date labels prevents discarding safe food. Meal planning prevents buying things you will not use.

Even a 10 percent reduction in what you throw away saves a family of four $400 per year. That is significant money, especially for households already stretched.

How to start this week

You do not need to overhaul everything at once. Pick one category that is causing waste in your house right now. For most households, that is bread or lettuce.

If bread is the problem, freeze half the loaf before it goes stale. If lettuce is the problem, line a container with paper towel and store your greens that way. One change, tested and working, is the foundation for everything else.

Next week, add a second change. Plan three dinners before your weekly shop. Buy only those ingredients. The compounding effect of three or four small changes is a 30-40 percent reduction in what you throw away.