01 - In a medium saucepan over medium heat, melt the butter.
02 - Add the minced garlic and sauté for about 1 minute, until fragrant but not browned.
03 - Pour in the heavy cream and bring to a gentle simmer, stirring frequently.
04 - Reduce the heat to low and whisk in the Parmesan cheese gradually until fully melted and the sauce is smooth.
05 - Season with salt, black pepper, and nutmeg (if using).
06 - Simmer for 2-3 minutes, stirring constantly, until the sauce thickens to your desired consistency.
07 - Remove from heat and serve immediately over freshly cooked pasta or as desired.