Melt the butter in a medium saucepan over medium heat.
Add minced garlic and sauté for 1-2 minutes until fragrant.
Pour in the heavy cream and stir to combine.
Bring to a gentle simmer, stirring frequently.
Gradually add the grated Parmesan cheese, mixing until melted.
Season with salt and pepper to taste.
Reduce heat to low and let the sauce thicken for 3-5 minutes.
Remove from heat and let cool slightly before serving.
Toss with your favorite pasta.
Garnish with fresh parsley if desired.