I've read that UHT milk is pasteurized by heating the milk to a high temperature (e.g. 135 degrees Celsius / 275 °F) for an extremely short period — around 1–2 seconds. But this glosses over the ...
My wife and I recently moved to Belgium. We were absolutely shocked by the fact that UHT (long life) milk and cream dominate supermarket shelves compared to pasteurized - by a factor of at least 10 ...
So I know you can't use UHT milk to make cheese, because of the way the proteins get denatured at that temperature. But can you use it to make yogurt?