01 -
4 tablespoons salted butter.
02 -
1 large yellow onion, chopped.
03 -
1 pound cremini mushrooms, sliced.
04 -
2 cups chicken or vegetable stock.
05 -
½ cup dry white wine.
06 -
2 teaspoons dried dill.
07 -
2 teaspoons fresh thyme leaves, minced.
08 -
2 teaspoons paprika.
09 -
1 tablespoon Worcestershire sauce.
10 -
1 teaspoon kosher salt.
11 -
3 tablespoons all-purpose flour.
12 -
1 cup whole milk.
13 -
¼ cup sour cream.
14 -
1 tablespoon lemon juice (optional).
15 -
2 tablespoons fresh parsley (optional).