How To Defrost Frozen Alfredo Sauce. To freeze alfredo sauce, divide it into portions, pack, remove air, and label. If you need to use it tomorrow, you can leave the alfredo sauce in the fridge to defrost from tonight.

Alfredo sauce is traditionally made with heavy cream and it freezes very well, with no worries as it relates to taste. Now seal the containers or bags. Composed of salt, butter, milk or cream, and fresh or frozen parmesan cheese, this rich sauce goes great with pasta, breadsticks, and rice dishes.these are also dishes that, oftentimes, there are leftovers for, because they are made in such large quantities.