Creamy Whole-Grain Mustard Sauce - cooking recipe

Ingredients

5 tablespoons unsalted butter, divided
3 tablespoons minced shallots
2 tablespoons white vinegar
1/3 cup dry white wine
1/2 cup heavy cream
2 tablespoons whole grain mustard
salt
pepper

Preparation

Melt 1 tablespoon of the butter in a small skillet over medium-low heat.
Add shallots and saute until soft, about 2-3 minutes.
Add vinegar and cook for 1 minute.
Add wine and cook until reduced to about 1/3 cup, 3-4 minutes.
Add cream and cook until reduced to about 1/2 cup, 4-5 minutes.
Remove from heat and whisk in remaining butter.
Strain into a small bowl.
Whisk in mustard, salt and pepper.
Cover and refrigerate until ready to use, up to 24 hours.