The thighs are cleaned, washed well and dried with a towel.
Squeeze an orange and mix all the spices well in the juice.
Put the oil in a pan, put the thighs and grease well with the spice mixture.
Peel the onion, cut into large pieces and place in the pan.
The remaining orange is cut off the ends, sliced and placed in the tray.
Put 100ml of water in the remaining spice juice and pour it into the tray.
Put the pieces of butter on the thighs.
Place in the preheated oven for 1 hour.
They come back twice.
When they are nicely browned and the onions are done, they are ready.
They can be eaten with the desired garnish.