homemade yogurt

ingredients:
plain MILK depending on individual it can be full,fresh, low fat (it can be goat's milk as well but why pay more result is about the same is just extra sour and the smells stronger)
plain YOGURT as yogurt starter 150g-200g

materials:
pot
thermal cooker
empty glass bottle

first heat up the milk don overcook it medium fire will do.
pour it to a glass.
check the tempreature by holding the glass. if you can hold the glass for 10sec it should be alright (key point not too or cold, average hot = warm)
scoope all the yogurt in to the milk (spoon must be dry)
then stir it
close the cover tightly and put it insider the thermal
lastly leave the thermal cooker a side for 8 hours

after that the thing will turn in to yogurt. =) do keep some yogurt for another batch.

the amount of material and ingredients depending on what we have example the size of bottle, and thermal.

outcome: soury, and not so thick alil watery