01 - In a medium saucepan over medium heat, melt the butter.
02 - Add the minced garlic and sauté for 1 minute until fragrant without browning.
03 - Pour in the heavy cream and bring to a gentle simmer, stirring occasionally.
04 - Reduce heat to low and whisk in the Parmesan cheese until fully melted and sauce is smooth.
05 - Add salt, pepper, and nutmeg if desired. Simmer for 2 to 3 minutes, stirring frequently, until sauce thickens to preference.
06 - Remove from heat and stir in chopped parsley or chives if using.
07 - Serve immediately over pasta, chicken, or steamed vegetables.