Port-Wine Mushroom Sauce - cooking recipe

Ingredients

1 1/2 cups sliced shiitake mushroom caps
1 tablespoon all-purpose flour
1/3 cup port wine (or other sweet red wine)
1/4 cup minced shallot
1 tablespoon balsamic vinegar
1 cup beef broth
2 teaspoons Worcestershire sauce
1 teaspoon tomato paste
1/8 teaspoon dried rosemary
1/2 teaspoon Dijon mustard

Preparation

Add mushrooms and flour to a bowl; toss well.
In a medium skillet, combine wine, shallots, and vinegar; bring to a boil, cook about 3 minutes or until thick.
Reduce heat to medium; add in broth, Worcestershire sauce, tomato paste, and rosemary; cook 1 minute.
Add mushroom mixture; cook 3 minutes, stirring constantly.
Stir in mustard.