Shelf stable
meals have been gaining popularity lately. The reason doesn’t really matter,
whether it be a pandemic, a power outage, unexpected guests, or husbands (or
wives) that can’t cook, or for days you just don’t feel like cooking, “meals in
a jar” are quick, easy and have long shelf lives.
Shelf stable
meals are more than just convenient though. Made with freeze-dried meats and
vegetables, they are healthy alternatives that are real food, real calories and
real nutrients. On top of that, they are your familiar meals, comfort foods,
like spaghetti and chicken and noodles that can be ready in minutes.
What really
makes them suitable is their long-term storage life. They are kept in pantries
or on shelves in food cellars rather than in the freezer. Frozen meals are
great, but they do depend on having power.
Many of
these foods can be eaten as is, right from the jar without having to re-heat or
cook, which is the primary reason for having them in the first place. However,
some do require powerless cooking options. I’ll get to that in a minute.
First, the
freeze-dried food. Many folks think freeze-dried and dehydrated are one and the
same. These processes are distinctly different. Almost anything can be
freeze-dried and this process maintains the original flavor. Dehydrating often
changes the texture, flavor and appearance of foods. One method is not
necessarily better than the other, it all depends on how you want to use the
product and how you prefer the flavor. For example, jerky and fruit jerky is
much better dehydrated.
Freeze-dried
foods have shelf lives up to 25 years because they are sealed in packaging with
nitrogen. The process, though it requires a lot of energy to complete, is
fairly simple. It is a three-step process that begins with freezing. The food
is placed in a vacuum chamber under low heat where the frozen water crystals
evaporate directly from ice to water vapor. Then the food goes through its
second drying in which any water molecules that are left are removed using
slightly higher temperatures. The food is nitrogen sealed to prevent
contamination from water or oxygen.
To buy
freeze-dried food can be expensive. Cottage cheese can be stored this way for
up to 25 years but can sell for $65. A can of dried beef goes for roughly $53 a
can while bacon and eggs are about $32 per can.
There is an
alternative; you can do it at home. Home-based freeze dryers are still pricey,
likely starting out at about $2000. Instead, you can flash freeze meat at home.
It is a lot like drying meat on racks and adding the freezing process. Simply,
cut food in small pieces and place on a cookie sheet in the freezer. The food
will freeze in a couple hours but the drying process takes weeks.
This is
known as sublimination and is what separates freeze drying from simply
freezing. To check when it is done, remove a piece. If it turns dark or black,
it is not done. Frozen food that is done will not change color. This will take
a little trial and error. Once it is done, place in air-tight mylar bags (best
choice) or Ziploc bags, making sure all air and moisture is out. Then store
anywhere it is under 75*F.
The other
way to freeze dry at home is to use dry ice, which is much quicker. Find a day
when the humidity is zero and place your food in a container that is twice as
large as your food. With gloves, place dry ice over it in a ratio of one pound
of dry ice for each pound of food. Do not seal the container as it will explode
with the expanding gases. When there is no more dry ice, remove the food and
place in bags immediately, making sure there is NO moisture inside. A vacuum
sealer works best.
To rehydrate
freeze-dried foods, place the foods in a container filled with water and allow
the food to absorb the water. It will not absorb more than it needs. Then use
the food as you normally would.
Freeze-dried
meats, fruits and vegetables can be combined with spices and other ingredients
to make your meals in a jar. However, you will need an oxygen absorber to help
remove oxygen in the jars while leaving nitrogen in. Dried foods are protected
against spoilage and bacteria growth in a nitrogen environment.
Basically,
they consist of iron powder mixed with polymer grains to allow air circulation
through the powder. The rusting of the iron powder depletes the container’s
contents of oxygen.
You can
easily make your own. All you need is super fine steel wool (0000), salt, paper
towels and staples. Place a wad of steel wool on a paper towel, sprinkle it
with table salt, working it into the fibers. Then fold the towel over and
staple. The salt’s acidity activates the corrosion of the steel and the rusting
absorbs the oxygen. You can make these ahead and keep them in airtight freezer
bags in the freezer until you need them.
OK, so you
have your meals in a jar and you want one, but have no power. All you need is a
fuel source, which can be sun, propane, butane or charcoal. Your choice depends
on personal preference, price and availability. A single butane burner is
popular since it is safe to use indoors, can be shipped and is safer than
propane. It works like a gas stove top. However, it is sometimes harder to find
than propane and can be more expensive.
Another
option is a tea light oven. Just like its name suggests, it uses tea lights as
a fuel source. It can be used indoors and bakes and cooks. One gallon of tea
lights will give you roughly 300 to 400 cooking hours and is relatively
inexpensive at 30 cents per hour. It will cook at 300-350* and will accommodate
three 9 X 5 bread pans or an 11 X 15 pan. It folds flat, takes little space,
can be used as a second oven for holidays and also doubles as a dehydrator by
using only half the lights.
Shelf ready
meals are good to have for any situation that may arise. They are perfect
companions to other methods of food preservation such as canning and freezing.
They say that variety is the spice of life. Well, it may also be the best way
to sustain life in difficult times.
SPAGHETTI IN A JAR
Add all ingredients in order listed
½ cup tomato
powder
1 ½ tsp.
parsley
1 ½ tsp.
basil
1 ½ tsp.
oregano
1 ½ tsp.
Italian seasoning
¼ cup brown
sugar
1 T.
freeze-dried onion
1 1/2 – 2
tsp. salt
1 ½ T.
garlic powder
1 cup
freeze-dried sausage crumbles or ground beef crumbles
1 cup
freeze-dried mushrooms
1 cup freeze-dried
tomatoes, diced
Place oxygen
absorber in jar and seal tightly.
Add note to
jar: Add 4 cups water, simmer until meat is hydrated. Serve over spaghetti.
Store box of spaghetti with
sauce jar.
CHICKEN NOODLE SOUP
Add ingredients in order listed
1 T chicken
boullion
½ cup
bechamel sauce powder (a white sauce made with butter, flour, milk base)
¼ cup
dehydrated carrots,
1 ½ cups
freeze-dried vegetables
1/3 cup
freeze-dried onion
1 cup
freeze-dried chicken
Place oxygen
absorber in jar, seal lid.
Add note:
Add 8 cups water, simmer 5 minutes. Add noodles, 1 cup water and simmer until
noodles are tender.
CHICKEN SALAD
Add ingredients in order, does not require heat
¼ cup
freeze-dried celery
2 cups
freeze-dried chicken
2 T
freeze-dried onion
¼ cup
freeze-dried grapes and/or freeze-dried cranberries(optional)
½ cup
freeze-dried apples(optional)
Place oxygen
absorber in jar.
Add note:
Add ¾ cup plus 1 T cold water, let stand 10 min
Add ½ cup
mayo and mix well
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