01 -
Set your oven to heat up to 400°F (200°C).
02 -
Put the orange juice in a dish and place the salmon in it, skin-side up. Let it sit at room temperature for about 15 minutes.
03 -
Stir together the sugars, cocoa, cayenne, cinnamon, salt, and pepper in a small bowl.
04 -
Take the salmon out of the juice and arrange it, skin-side down, on a baking tray lined with parchment.
05 -
Coat the salmon fillets with the spice mix and lay an orange slice on each one.
06 -
Use the melted butter to brush over the salmon for extra flavor and moisture.
07 -
Put the salmon in the oven and bake it for 20 to 25 minutes, or until you can flake it easily with a fork.
08 -
Serve while it's still warm.