Take flour in a plate, season with salt and pepper and mix well. Coat the fish in this flour and set aside.
Heat 2 tblspn butter in a pan, place fish filler skin side down in it. Cook till the skin is crispy, it will take around 2 to 3 mins. Now flip over and cook for another min or so.
Now remove to a clean serving plate.
In the same pan, add in 1 tblspn of butter, add parsley and mix well. Add in lemon juice and mix well. Season with salt and pepper and mix well. Add cream and turn off the heat,
Pour this sauce over the fish and serve immediately.