Gather butter, heavy cream, minced garlic, grated Parmesan cheese, salt, and pepper.
Melt butter in a saucepan over medium heat.
Add minced garlic to the melted butter. Sauté until fragrant.
Pour heavy cream into the saucepan. Stir to combine with the butter and garlic.
Allow the mixture to simmer gently for a few minutes, stirring occasionally.
Gradually add grated Parmesan cheese, stirring constantly until melted and smooth.
Pour the Alfredo sauce over your favorite pasta and enjoy the creamy goodness!