Making your own yogurt at home is relatively easy as
long as you follow the steps used in making yogurt at home. There are two main
ways to make homemade yogurt – on the stovetop (and then incubated in the oven
or in a cooler) or with a yogurt maker. In this discuss we will be seeing how
to prepare homemade yogurt using raw milk or powdered milk (in Africa and some
parts of Asia powdered milk is the milk readily available) without a yogurt
maker.
Starting with the best quality ingredients ensures
you’ll have the best quality end product. That means I always start with
organic, grass-fed milk and use either a yogurt starter or a few tablespoons
from one of my own previous batches.
You can definitely use supermarket-brand plain yogurt
as a starter, but please read the ingredients carefully and look for live,
active cultures. You don’t want fillers, stabilizers and flavorings in
the yogurt you’ll use to propagate an entirely new batch.
Ingredients
(with raw milk)
- 8 cups milk (1/2 gallon) — whole or 2% are best, but skim can also be used
- 1/2 cup commercial yogurt containing active cultures
Ingredients
(with milk powder)
- 2 cup (500grams) Milk powder or powdered milk
- 6 cups (1.5 lit) Water
- 4 to 8 tablespoonful (125ml/grams) supermarket-brand plain yogurt
- Sugar to taste (optional)
- Flavour (optional)
Equipment
- 3 quart or larger Dutch oven or heavy saucepan with a lid
- Spatula
- Instant-read or candy thermometer (one that can clip to the side of the pan)
- Small measuring cup or small bowl
- Whisk
Preparation
- First,
choose your milk. This can be any kind of milk, but the healthier
your milk is the healthier your yogurt will be. Whatever milk you decide to
use, make sure it is not ultra-pasteurized (the label of the milk will say
whether it is ultra-pasteurized or homogenized). In order to get the most
nutrition, use whole milk.
- Pour the milk powder or powdered milk into a saucepan, add two cups of the lukewarm water and mix well to dissolve the milk.
- Now add the remaining water and stir well.
2. Heat
the milk to below boiling, about 90 °C.
Stir constantly to avoid scorching-When
you begin to see some tiny bubbles on the milk , stir and stay alert, and the
moment it starts to boil, remove it immediately from heat, This kills whatever
unsavory microbes may be lurking in your milk and ensures you’ve got no remnant
bacteria, pathogens, mold, or spores. When you create an environment for
bacteria to multiple, you only want the good bacteria (Lactobacillus bulgaricus
and Streptococcus thermophiles which you introduce to the milk) to multiply.
Heating the milk also creates a thicker yogurt by changing the protein
structure. This heating step is necessary to change the protein structure in
the milk so it sets as a solid instead of separating.
3.Cool
the milk to44°C -46°C. Let the milk cool until it is just
warm to the touch, 44°C -46°C. Stir occasionally to prevent a skin from
forming. (Though if one does form, you can either stir it back in or pull it
out for a snack!). Use the same instant read thermometer you used when heating
your milk, to know when it’s cooled to 44°C -46°C.
4.Add
your yogurt starter – the good bacteria. Pour out one cup
of warm milk and stir in either a yogurt starter (I use Yogourmet) or 6
tablespoons of pre-made yogurt. For a good starter, look for lactic acid
forming bacteria. At a minimum you want Lactobacillus bulgaricus and
Streptococcus thermophilus. Other good bacteria include Lactobacillus
acidophilus and Bifidobacterium lactis.
- Wisk the yogurt starter with the rest of the milk. This spreads the good bacteria throughout all the milk.
5.Pour
the milk into jars and incubate for 8-12 hours.
A consistent, luke-warm temperature is paradise for all your good bacteria and
promotes their growth. The longer you incubate your yogurt the thicker and
tangier it’ll be. And after about 8 hours, you’ll have delicious, healthy,
thick and creamy yogurt. Incubate the filled yogurt jars in a warm oven or a
food cooler with hot water bottles beneath it or anywhere around your home that
gets a little heat because this yogurt need to stay pretty warm and undisturbed
for 8 to 12 hours so that it can set properly.
- After eight hours, you’ll get a thick natural yogurt, with no sweeteners or flavors.
- Now you can scoop out about 8 tablespoonful and set aside for your next batch.
- At this point, you can add any flavor or sweetener of choice.
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