Chateaubriand Sauce

Starting to serving: 35 minutes
Active time: 15 minutes
Serves: 2-4 as a sauce

 

TO BUY 

        TO DO:

        1. Add 1/3 of the butter to a heavy-bottomed pan over medium heat.
        2. Add shallots, and cook, stirring until golden brown, but not at all crisp. 
        3. Add mushrooms and garlic and cook for 3-4 minutes, stirring periodically, until mushrooms are soft.
        4. Add wine and simmer for 7-8 minutes. Add stock and bring to the boil.
        5. Simmer for 15-20 minutes, until the liquid has reduced by half.
        6. Whisk in remaining butter stirring well to incorporate.
        7. Stir in tarragon leaves, taste and season with salt and pepper as desired. 
        Tags: #steaksides