Oven baked cod with horse radish and butter, side: boiled cauliflower.
I had the convenient frozen squares. Thawed enough to get divided.
2 lb cod, salt
2 sticks of room temperature butter (150 gr) grated horse radish, mix with a fork to a paste.
A dollop of butter paste, a tomato slice, another dollop of butter paste.
Cover with foil and bake in 390 F / 200 C about 15 min. Let rest a couple of minutes.