Extend the shelf life of leftovers without unpleasant odours

After a big meal or at the end of the week, we often find ourselves with leftovers to store. But stored improperly, these foods can quickly spoil and cause unpleasant odors in the refrigerator. For Avoid food waste, , keep your dishes tasty and maintain good fridge hygiene, it is essential to adopt good conservation practices.

In this article, Frigelux shares his tips for better storage of food leftovers while preserving the freshness of your refrigerator.

Why do leftovers degrade so quickly ?

Several factors accelerate food spoilage:

• Storage at the wrong temperature ;

• Poorly sealed or unsuitable containers ;

• Excess humidity or air ;

• Failure to respect the cold chain ;

• A lack of hygiene in the refrigerator.

As a result, your dishes lose taste and texture, and can quickly give off unpleasant odours.

1. Choose the right containers

The type of container you use plays an essential role in the shelf life of leftovers.

Best of all :

• Hermetically sealed glass cans with lids ;

• Mechanical closing jars ;

• BPA-free plastic cans, tightly closed.

Avoid:

• Poorly plated cling film ;

• Non-hermetic aluminum ;

• Open or half-closed containers.

Board Frigelux do not fill the boxes to the top. Leave a small space for cold air to circulate inside.

2. Cool dishes before storing

Never place a hot dish in the fridge. This increases the internal temperature and disrupts the preservation of other foods.

Best practice:

• Let the dishes cool at room temperature for 30 to 45 minutes maximum.

• Then place them directly into a closed container and store in the coldest part of the fridge.

3. Respect the ideal refrigerator temperature

To prevent bacterial proliferation and extend the shelf life of your dishes:

• Set your refrigerator between 3 °C and 5 °C.

• Don't overload the shelves: this blocks the circulation of cold air.

Remember to check the temperature regularly with a refrigerator thermometer, especially after festive meals or heavy refuelling.

4. Put leftovers in the right place in the fridge

Visit cold zones are the most suitable for preserving remains:

• Low range (0 to 2°C) for sensitive dishes (cooked meat, fish).

• Central part (4 to 5 °C) for ready-made meals, gratins and soups.

Avoid storing leftovers in the refrigerator door, as this is the least cold area.

5. Label your dishes with the preparation date

A simple but effective gesture: add a label with the current date on each container. This allows you to :

• Eat food in the right order (FIFO) ;

• To know when to throw away what hasn't been eaten.

Average shelf life of ready meals :

• Dishes in sauce, soups: 2 to 3 days ;

• Cooked meat or fish: 2 days ;

• Pasta, rice, cooked vegetables: 3 to 4 days.

6. Neutralize unpleasant odors naturally

Even with a tidy fridge, certain odors can set in. Here are some simple, natural solutions:

• Place a small bowl of baking soda in the corner of the refrigerator ;

• Use activated carbon to absorb persistent odors ;

• Half a lemon or a cotton pad soaked in white vinegar can also do the trick.

Don't forget to cleaning shelves and trays at least once a month with a mixture of warm water and vinegar.

7. And if you don't eat the leftovers in time: think about freezing them

When you doubt you'll be able to finish a dish within 2 or 3 days :

• Divide leftovers into individual portions ;

• Pack them in freezer-safe boxes or vacuum bags ;

• Label with freeze date.

Freezing allows you to stop the aging of the dish and avoid having to throw away food that's still good to eat.

FAQ - Preserving food scraps

How long can I keep leftovers in the fridge ?

Between 2 and 4 days, depending on the type of dish. The more animal proteins it contains, the more sensitive it is.

How to avoid unpleasant odours in the fridge ?

Use natural absorbers (bicarbonate, lemon, charcoal), and clean regularly. Make sure dishes are tightly closed.

Can you refreeze leftovers that have already thawed ?

No, unless it has been cooked in the meantime. Example: a dish prepared with a thawed product can be refrozen once cooked.

In a nutshell

For extend the life of leftovers and avoid unpleasant odors in your refrigerator:

• Use suitable airtight containers ;

• Cool dishes before storing ;

• Store them in the cold areas of the fridge ;

• Keep an eye on best-before dates ;

• Clean regularly and neutralize odors naturally.

Good management of leftovers means Economic, , Ecological and more pleasant every day. With the Frigelux, you'll benefit from optimum preservation for all your food.