How long a pasteurized cheese will keep without refrigeration will depend on the type of cheese. Hard cheeses will last longer than soft cheeses. However, all cheese will begin to dry out without refrigeration. It is best to keep them refrigerated. You can keep them out for an hour or so, but after that back into the refrigerator.
As long as you keep it dry, powdered milk lasts forever. Pasteurized will spoil.
There is lots of bacteria in milk. If the milk is not pasteurized or refrigerated immediately, the warmer environment the milk is subjected to encourages growth of these bacteria. This boost in growth is how you get spoiled milk.
Yes, Lactaid milk is pasteurized.
Milk can sit out for about two hours before it starts to spoil. After that, it should be refrigerated to keep it fresh.
Milk can stay out for about two hours before it starts to spoil. After that, it should be refrigerated to keep it fresh.
Milk can sit out for about 2 hours before it goes bad. After that, it should be refrigerated to keep it fresh.
Once opened...yes.
Milk can be left out at room temperature for about two hours before it starts to spoil. After that, it should be refrigerated to keep it fresh.
A gallon of milk can sit out for about two hours before it starts to spoil. After that, it should be refrigerated to keep it fresh.
Milk can sit out for about two hours before it starts to go bad. After that, it should be refrigerated to keep it fresh.
Milk can stay out of the fridge for about two hours before it starts to spoil. After that, it should be refrigerated to keep it fresh.
Yes, all milk that you purchase from stores are pasteurized.