In a pan, heat oil, and sauté garlic for 2-3 minutes.
Add flour, paprika powder, mushrooms, chicken stock, salt, ½ tsp chopped parsley, vinegar and sour cream, cooking and stirring for 20-30 seconds between each ingredient, to blend flavors.
Let simmer to a boil.
Fry K&N's Croquettes as per instructions on label and add to the sauce.
Add red bell pepper and remaining parsley. Add olive oil and leave to cook for few minutes till the sauce is slightly thicker.
Serve with a bowl of rice.