Alfredo Sauce Recipe Alfredo Sauce 1/30/2006 George 2 tbsp butter 1 c cream 1 tbsp freshly chopped parsley pepper 2/3 c freshly grated parmesan How/when the ingredients get mixed depend on what you are making the sauce for. Heat the butter on low-med until melted. Mix in the cream, parsley, and pepper. Add the parmesan to the mixture last, or you can even sprinkle the parmesan over the pasta separately.