Olive Garden Alfredo Sauce Recipe is a popular creamy sauce used in many Italian-American dishes. It is made with butter, heavy cream, Parmesan cheese, and nutmeg.
Alfredo sauce is believed to have originated in Rome, Italy, in the early 20th century. It was created by Alfredo di Lelio, a restaurateur who served the sauce to his customers. The sauce became popular and is now a staple of Italian-American cuisine.