Set oven to 450 degrees F.
Line baking baking sheet with parchment paper, and brush 2T ghee (or other fat like olive or avocado oil) on the parchment paper
Pat cod with paper towel to remove excess moisture
Place cod on top of fat of choice, sprinkle with parsley, salt and pepper
Squeeze juice of 1 lemon over the fish, and thinly slice the other half and place on top while baking
Bake for 12-15 minutes depending on size of fillet. You want to see the meat look opague and start to flake- that’s how you know it’s done - this piece was in for 15 minutes