01 -
Melt the unsalted butter in a medium saucepan over medium heat until it begins to bubble, without allowing it to brown.
02 -
Add the minced garlic and sauté for 30 seconds to 1 minute, stirring constantly, until aromatic and lightly softened.
03 -
Pour in the heavy cream and bring the mixture to a gentle simmer, stirring occasionally. Let it cook for 3 to 5 minutes so the sauce slightly thickens.
04 -
Stir in the lemon zest and freshly squeezed lemon juice, allowing the sauce to simmer for an additional 2 to 3 minutes to infuse the citrus notes.
05 -
Season with salt and freshly ground black pepper to taste. Whisk in Dijon mustard if desired for extra depth.
06 -
Remove from the heat and garnish with chopped fresh parsley or chives before serving immediately.