Ingredients
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3/4 cup red wine
1/4 cup balsamic vinegar
1 shallot, diced
1 tbsp butter
1 tbsp flour
fresh rosemary sprig

Directions
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Sauté shallots, butter, and flour for 3 minutes over medium heat.
Stir in red wine, vinegar and rosemary.
Bring to a simmer and reduce by 1/2 volume.
Add salt and pepper to taste, serve immediately.