1 . Stage
Remove the insides from the mackerel, cut off the head, tail and cut into pieces. Cut lemon and onion into circles.
2 . Stage
Mix sour cream with ketchup, salt and pepper to taste. Put the fish in a baking dish, insert a lemon and a string between pieces, pour over the sauce.
3 . Stage
Bake at 200 degrees for 30 minutes.
4 . Stage