Olive Garden alfredo sauce

1 pt heavy cream
1 stick butter ( don't use margarine)
2 T cream cheese
1/4-3/4 c parmesan cheese
1 tsp garlic powder

In a sauce pan, combine butter, heavy cream, and cream cheese. Simmer this until it is all melted and mixed well. Add parmesan cheese and garlic powder. Simmer 15-20 minutes on low. Season with salt and pepper.