Ingredients:
1 pound fresh button mushrooms (keep 1 cup aside for garnish)
4 tablespoons unsalted butter
2 cups diced onions
2 teaspoons dried dill
1 tablespoon Hungarian sweet paprika
1 tablespoon soy sauce
1 cup whole milk
1/2 cup sour cream
2 cups vegetable broth
2 tablespoons cornstarch
2 teaspoons lemon juice
1/5 cup fresh parsley, chopped
Salt and pepper, to taste