In a saucepan, melt the butter over low heat, being careful not to brown it.
Add the Dijon mustard and whisk together with the melted butter until smooth and combined.
Pour in the beef broth and bring to a simmer over medium-low heat, whisking constantly to prevent lumps.
Stir in the green peppercorns, then add the heavy cream. Simmer gently over low heat for 3-4 minutes, or until the sauce has thickened slightly.
Season with salt and ground black pepper to taste. Cook for another 1-2 minutes.
Serve warm over steak, grilled meats, or roasted vegetables.
To provide the best experiences, we and our partners use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us and our partners to process personal data such as browsing behavior or unique IDs on this site and show (non-) personalized ads. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Click below to consent to the above or make granular choices. Your choices will be applied to this site only. You can change your settings at any time, including withdrawing your consent, by using the toggles on the Cookie Policy, or by clicking on the manage consent button at the bottom of the screen.