Original source: Allrecipes.com
4 tablespoons unsalted butter
2 cups chopped onions
1 pound fresh mushrooms, sliced
2 teaspoons dried dill weed
1 tablespoon paprika
1 tablespoon soy sauce
2 cups chicken broth
1 cup milk
3 tablespoons all-purpose flour
1 teaspoon salt
ground black pepper to taste
2 teaspoons lemon juice
1/4 cup chopped fresh parsley
1/2 cup sour cream
- Melt the butter in a large pot over medium heat. Saute the onions in the butter for 5 minutes. Add the mushrooms and saute for 5 more minutes. Stir in the dill, paprika, soy sauce and broth. Reduce heat to low, cover, and simmer for 15 minutes.
- In a separate small bowl, whisk the milk and flour together. Pour this into the soup and stir well to blend. Cover and simmer for 15 more minutes, stirring occasionally.
- Finally, stir in the salt, ground black pepper, lemon juice, parsley and sour cream. Mix together and allow to heat through over low heat, about 3 to 5 minutes. Do not boil. Serve immediately.