Maintaining temperatures when culturing thermophilic yogurt.
Yogurt room temperature okay.
Eat your yogurt quickly or at least before the two hour crucial minimum.
Department of health human services yogurt can sit at room temperature for 2 hours.
This guideline also applies when it s taken out of the fridge for a snack.
If it says on the package that it contains live cultures it should be fine.
My favorite so far is the trader joe s greek whole milk yogurt as starter and fresh local organic raw milk that is only heated to 110 f.
However if the temperature exceeds 90 f yogurt can sit outside the refrigerator for no longer than one hour.
The yogurt needs to be discarded after just one hour.
According to the u s department of heath human services yogurt should be discarded after two hours of sitting out at room temperature between 41 f and 90 f.
When room temperature dips below 70ยบ f try setting your yogurt jars in a closed oven to culture.
Discussion from the chowhound general discussion yogurt food community.
Keeping cultures warm in winter 1.
Now if the temperature is above 90 degrees fahrenheit you can just blindly reduce the time by half i e.
Considering that the yogurt needs to be 100 110f there s a pretty good chance you can hit that range with a fairly constant room temperature.
While milk for instance will spoil after a few hours at room temperature some cheeses are safe to eat after the same amount of time.
Any longer than that and you should throw it out.
Then take temperature readings at different intervals during the culturing time frame to ensure the temperature range is correct.
For average room temperature above 40 degrees fahrenheit yogurt is best discarded if kept out for more than two hours.
First of all the yogurt is packaged air tight no additional bacteria can enter and the only bacteria inside should be the yogurt culture that makes the yogurt yogurt.
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How long yogurt can be unrefrigerated depends on the room temperature.
I have also been making yogurt for years and have had good luck with commercial yogurt as the starter.
For me i just set my house s thermostat to get 70f where i make my yogurt and let it do it s thing.
According to the u s.