Can You Substitute Heavy Cream For Sour Cream. Simply place a cup of yogurt in a bowl and mix it with a tablespoon of vinegar or lemon juice to make it sour. You can make a foolproof heavy cream substitute at home whenever you're in a pinch.
There is an excellent combination of dry mushrooms and dry. Pour the soup over the roux and let it sit for ten minutes. It can be used as a 1:1 replacement in both baking and dips.
