Recipe: Olive Garden Alfredo Sauce

Here is their alfredo sauce recipe, can you add what else you want? I have other seafood recipes of theirs but none say specifically Alfredo.

mama

Alfredo Sauce

1 stick (1/2 cup) butter
pint Heavy Cream
1/2 - 3/4 C. Parmesan cheese
1 tsp. Garlic powder
2 Tbsp. Cream Cheese

In a saucepan combine butter, heavy cream, and creamcheese. Simmer this until all is melted, and mixed well. Add the Parmesan and Garlic powder. Simmer this for 15 - 20 minutes on low. salt and pepper to taste.