How to Freeze Dry Food

How to freeze dry food

How would you like to compile your emergency or survival food su0pply cache that may last for over 30 years? Safe that you can eat for years to come?

As an added bonus, you can store this in your house at room temperature. It requires less space compared to the original food you start with and weighs next to nothing. So, you can imagine how much it is possible to store in a little space! The price is minimal also it doesn't even take much time to obtain it done.

How awesome is that?

No special long term storage equipment, so special freezers or refrigeration or anything like this.

Here's good news for you personally. This technology can be acquired for the common male or female. You can protect your family by stocking up your survival food cache and never have to pay an arm or a leg. You will be amazed at how easy this technique is for everyone!

(The technical terms, if you are interested are lyophilisation or cryodesiccation - nevertheless, you don't need to know these words - knowing the term freeze dried foods will do!)

Determining how exactly to freeze dry food without expensive gear

The ability to freeze dry food to preserve it was first invented during World War II. It had been used to get foodstuffs to the front lines through the war in order that the soldiers could eat great, nutritional foods. Ahead of using freeze drying, the foods shipped to the soldiers would spoil without refrigeration on its way in their mind. Freeze drying solved this huge problem. It didn't take long for the public to see the value in this technique!

The procedure includes several steps:

First: Flash freeze the foodstuffs. That is done by freezing the merchandise very fast at extremely low temperatures. This keeps the ice from becoming crystals and damaging the cells of the meals.

Second: The moisture is removed from the food through the use of sublimation (changing it from solid ice to vapor) - Usually with the utilization of a vacuum chamber.

Third: Given that the moisture is removed, the food is locked into moisture- and air-proof bags and stored away.

All you need to do to prepare the meals to eat is to add boiling water - this rehydrates the meals to its original state. Yum for you personally when you are on the run with survival gear during a disaster or emergency!

There are lots of good questions you need to pose to yourself before you begin:

How quickly can you develop your survivalist acumen?

And how valuable is your survival kit? Whether you're camping or backpacking due to a natural disaster or crisis, you need to be prepared for survival.

IN THE HOME Freeze Drying - How exactly to freeze dry food

Vacuum Chamber
Using a vacuum chamber, it is possible to freeze dry your own food products in the home. Once you have frozen your meal - place it in vacuum pressure chamber with a pump level below 133 X 10-3. This will cause the sublimation process to occur quickly and you can prepare more food in less time. Once the food is fully sublimated, it really is ready for you to invest your storage cache.
With Dry Ice
You can use dry ice to prepare your freeze dried foods. Enclosing your food in dry ice (CO2 in a solid state) can create a near zero humidity environment and perform the procedure by efficiently drawing out the moisture.
You will need a container than is double how big is the food you may be freeze drying. Using a lockable plastic container is a common choice. Punch a number of holes in the lid therefore the gasses can escape. Place the dry ice and food in a 1:1 ratio in the container. A layer of dry ice, a layer of food, another layer of dry ice is the optimum way to stick it inside the container. Now place the container into your freezer in order to keep the dry ice solid so long as you can. Check your container every a day or so until you note that the dry ice is no longer. At this time, your food should be completely freeze dried and ready for longterm storage. As mentioned before, place it right into a moisture-proof and air-proof container to preserve in your survival cache.

Freezer
It is possible to freeze dry making use of your own freezer rather than a vacuum chamber, nonetheless it takes a little longer. First, cut the food into small pieces and then lay them from a perforated tray inside your freezer. In a couple of hours the food will be frozen through and through. It will take in regards to a week for the entire process of sublimation to occur (getting all of the moisture out of your food). To test the food, remove a bit from the freezer and invite it to thaw - if it turns black, it is not yet fully sublimated. If it generally does not turn black, you are ready for placing it into air-proof, moisture-proof bags and storing it away. (Using a vacuum sealer - like the Food Saver brand - may be the only way to be sure that your meal is protected.)
Machine Dryers
Of course, you can find machine dryers for home use - however, they're significantly more expensive compared to the procedures mentioned previously to dehydrate the things you want to store.
Storing  Check out here  is strongly suggested that you use a vacuum sealer like Food Saver to safeguard your cache. Although some folks have been successful using zip lock bags, it really is so hard to essentially get all the air out. To find the best protection, purchasing one of these brilliant vacuum sealers will assist you to maintain the value of one's stored foods. You can complete your survival kit by learning how to freeze dry foods.

So what can be freeze dried?

Fruits and vegetables will be the easiest and best for you to prepare at home. Remember that only the water sublimates (is removed) so acids and chemicals inherent in foodstuffs will stay. Occasionally, test the items in your stash to verify its viability and usefulness.